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1

Usability Testing of Academic Library Web Sites

Letnikova, Galina

Journal:

Internet Reference Services Quarterly

Year:

2004

Language:

english

File:

PDF, 92 KB

english, 2004

2

Developing a Standardized List of Questions for the Usability Testing of an Academic Library Web Site

Letnikova, Galina

Journal:

Journal of Web Librarianship

Year:

2008

Language:

english

File:

PDF, 192 KB

english, 2008

3

The Provenance of the Vendian Highly Aluminiferous Rocks of the Tunka Bald Mountains, Eastern Sayan: Isotopic, Geochemical, and Mineralogical Evidence

Shkolnik, S. I., Ivanov, A. V., Letnikova, E. F., Anosova, M. O.

Journal:

Stratigraphy and Geological Correlation

Year:

2020

File:

PDF, 2.23 MB

2020

4

Genesis of manganese ores and their position in sedimentary basins of the eastern segment of the Paleoasian Ocean: Sm-Nd isotopic and geochemical evidence

E. F. Letnikova, F. A. Letnikov, A. B. Kuznetsov, S. I. Shkol’nik, L. Z. Reznitskii, T. L. Turchenko

Journal:

Doklady Earth Sciences

Year:

2011

Language:

english

File:

PDF, 371 KB

english, 2011

5

Sources of clastic material in the Carnian diamond-bearing horizon of the northeastern part of the Siberian Platform

Letnikova, E. F., Lobanov, S. S., Pokhilenko, N. P., Izokh, A. E., Nikolenko, E. I.

Journal:

Doklady Earth Sciences

Year:

2013

Language:

english

File:

PDF, 237 KB

english, 2013

6

Vendian-Cambrian carbonate sequences in sedimentary cover of the Tuva-Mongol microcontinent

E. F. Letnikova, N. K. Geletii

Journal:

Lithology and Mineral Resources

Year:

2005

Language:

english

File:

PDF, 182 KB

english, 2005

7

Middle Ordovician effusive rocks of the Khamsara terrane (Tyva) as an indicator complex

Shkol’nik, S.I., Ivanov, A.V., Reznitsky, L.Z., Letnikova, E.F., He, Hyaiyu, Zhiqlang, Y., Li, Youjueen, Vishnevskaya, I.A., Barash, I.G.

Journal:

Russian Geology and Geophysics

Year:

2017

Language:

english

File:

PDF, 1.28 MB

english, 2017

8

The Neoproterozoic evolution of the southwestern Siberian Craton margin: U-Pb-Hf isotopic records of detrital zircons from the Yenisey Ridge and the Prisayan Uplift

Priyatkina, Nadezhda, Collins, William J., Khudoley, Andrei K., Letnikova, Elena F., Huang, Hui-Qing

Journal:

Precambrian Research

Year:

2017

Language:

english

File:

PDF, 11.45 MB

english, 2017

9

Main stages of tectonomagmatic activity of the Tuva–Mongolian microcontinent in the Precambrian: data on the U–Pb age of zircons

Letnikova, E. F., Shkolnik, S. I., Letnikov, F. A., Karakovskii, E. A., Kostitsyn, Yu. A., Vishnevskaya, I. A., Reznitskii, L. Z., Ivanov, A. V., Prochenkin, A. I.

Journal:

Doklady Earth Sciences

Year:

2017

Language:

english

File:

PDF, 1.04 MB

english, 2017

10

Late Riphean age of the Karsakpai massif of alkaline syenites of South Ulutau (Central Kazakhstan)

A. A. Tret’yakov, K. E. Degtyarev, E. B. Sal’nikova, K. N. Shatagin, A. B. Kotov, E. F. Letnikova, S. Z. Yakovleva, I. V. Anisimova

Journal:

Doklady Earth Sciences

Year:

2012

Language:

english

File:

PDF, 408 KB

english, 2012

11

LA-ICP-MS U-Pb dating of detrital zircons from metaterrigenous deposits of the Vendian-Cambrian cover of the Tuva-Mongolian microcontinent (Tunka Bald Mountains, East Sayan)

Shkol’nik, S. I., Letnikova, E. F., Belichenko, V. G., Proshenkin, A. I., Geng, H., Veshcheva, S. V., Levin, A. V.

Journal:

Doklady Earth Sciences

Year:

2014

Language:

english

File:

PDF, 393 KB

english, 2014

12

Geochemistry of manganese ores from the southern folded margin of the Siberian Platform

Shkol’nik, S. I., Letnikova, E. F.

Journal:

Geochemistry International

Year:

2015

Language:

english

File:

PDF, 943 KB

english, 2015

13

Clarkes of concentrations of trace elements in the Riphean fine-grained terrigenous rocks of the Uchur-Maya region and the Yenisei Range

A. V. Maslov, A. D. Nozhkin, V. N. Podkovyrov, E. F. Letnikova, N. V. Dmitrieva, Yu. L. Ronkin

Journal:

Russian Journal of Pacific Geology

Year:

2010

Language:

english

File:

PDF, 742 KB

english, 2010

14

Sr isotopic characteristic of neoproterozoic carbonate sediments from the southern Yenisei Ridge

I. A. Vishnevskaya, B. B. Kochnev, E. F. Letnikova, A. B. Kuznetsov, A. I. Proshenkin

Journal:

Doklady Earth Sciences

Year:

2012

Language:

english

File:

PDF, 417 KB

english, 2012

15

The geochemical and isotope (Sr, C, O) characteristics of the Vendian–Cambrian carbonate deposits of the Azyr-Tal Ridge (Kuznetsk Alatau): chemostratigraphy and sedimentogenesis environments

E.F. Letnikova, A.B. Kuznetsov, I.A. Vishnevskaya, A.A. Terleev, G.V. Konstantinova

Journal:

Russian Geology and Geophysics

Year:

2011

Language:

english

File:

PDF, 776 KB

english, 2011

16

Synorogenic clay rocks: Specifics of bulk composition and paleotectonics

Maslov, A. V., Mizens, G. A., Podkovyrov, V. N., Nozhkin, A. D., Sokur, T. M., Malinovskii, A. I., Sorokin, A. A., Smirnova, Yu. N., Gareev, E. Z., Dmitrieva, N. V., Krupenin, M. T., Letnikova, E. F.

Journal:

Geochemistry International

Year:

2015

Language:

english

File:

PDF, 1.25 MB

english, 2015

17

Academic library innovation through 3D printing services

Letnikova, Galina, Xu, Na

Journal:

Library Management

Year:

2017

Language:

english

File:

PDF, 522 KB

english, 2017

18

First Results of Dating Detrital Zircons from Late Precambrian Coarse Clastic Sequences of Ulutau Massif, Central Kazakhstan

Kanygina, N. A., Letnikova, E. F., Degtyarev, K. E., Tretyakov, A. A., Zhimulev, F. I., Proshenkin, A. I.

Journal:

Doklady Earth Sciences

Year:

2018

Language:

english

File:

PDF, 587 KB

english, 2018

19

Geochemical and Sm-Nd isotopic characteristics of the Neoproterozoic terrigenous rocks of the Tuva-Mongolian Massif

S. V. Veshcheva, O. M. Turkina, E. F. Letnikova, Yu. L. Ronkin

Journal:

Doklady Earth Sciences

Year:

2008

Language:

english

File:

PDF, 292 KB

english, 2008

20

On “Birthmarks” in rare-metal granites of the Losevka pluton, northern Kazakhstan

F. A. Letnikov, A. V. Levin, A. F. Letnikova

Journal:

Geology of Ore Deposits

Year:

2007

Language:

english

File:

PDF, 355 KB

english, 2007

21

C- and O- isotope stratigraphy of Bokson group. Vend-Cambrian of Eastern Sayan. South Siberia

B. G. Pokrovsky, S. G. Samygin, E. F. Letnikova

Journal:

Chinese Science Bulletin

Year:

1998

Language:

english

File:

PDF, 52 KB

english, 1998

22

Contribution of biogenic and volcanogenic factors to formation of ferromanganese nodules of Olkhon Island (Lake Baikal)

Shkolnik, S. I., Letnikov, F. A., Strakhovenko, V. D., Letnikova, A. F.

Journal:

Doklady Earth Sciences

Year:

2016

Language:

english

File:

PDF, 998 KB

english, 2016

23

Nd isotope systematics of the Vendian–Early Cambrian sedimentary ores in the northern segment of the Paleoasian Ocean

E. F. Letnikova,F. A. Letnikov,S. I. Shkol’nik…

Journal:

Doklady Earth Sciences

Year:

2016

Language:

english

File:

PDF, 381 KB

english, 2016

24

On the geochemical specialization of deep-seated high-carbonaceous systems

F. A. Letnikov, A. A. Zayachkovskii, A. F. Letnikova

Journal:

Doklady Earth Sciences

Year:

2010

Language:

english

File:

PDF, 157 KB

english, 2010

25

Sr isotope signatures in the Vendian Khorbusuonka group of the Olenek uplift (Northeastern Siberian Platform)

I. A. Vishnevskaya, B. B. Kochnev, E. F. Letnikova…

Journal:

Doklady Earth Sciences

Year:

2013

Language:

english

File:

PDF, 252 KB

english, 2013

26

Late Precambrian terrigenous rocks of the Anamakit–Muya zone of the Baikal–Muya belt: geochemistry and results of LA-ICP-MS dating of detrital zircons

Dmitrieva, N.V., Letnikova, E.F., Buslov, M.M., Proshenkin, A.I., Geng, H.

Journal:

Russian Geology and Geophysics

Year:

2013

Language:

english

File:

PDF, 979 KB

english, 2013

27

Neoproterozoic metavolcanosedimentary rocks of the Bozdak Group in southern Ulutau (Central Kazakhstan): isotope-geochemical and geochronological data

Dmitrieva, N.V., Letnikova, E.F., Shkol’nik, S.I., Vishnevskaya, I.A., Kanygina, N.A., Nikolaeva, M.S., Sharf, I.V.

Journal:

Russian Geology and Geophysics

Year:

2016

Language:

english

File:

PDF, 1.73 MB

english, 2016

28

The age of the last episode of the Precambrian regional metamorphic event in south Ulutau (Central Kazakhstan): Results of U-Pb geochronological studies of granites from the Aktas complex

A. A. Tretyakov, K. E. Degtyarev, A. B. Kotov, E. B. Sal’nikova, K. N. Shatagin, E. F. Letnikova, S. Z. Yakovleva, I. V. Anisimova

Journal:

Doklady Earth Sciences

Year:

2012

Language:

english

File:

PDF, 665 KB

english, 2012

29

Late Triassic high-potassium trachitic volcanism of the northeast of the Siberian platform: Evidence in the sedimentary record

Letnikova, E. F., Izokh, A. E., Nikolenko, E. I., Pokhilenko, N. P., Shelestov, V. O., Hilen, Geng, Lobanov, S. S.

Journal:

Doklady Earth Sciences

Year:

2014

Language:

english

File:

PDF, 519 KB

english, 2014

30

Sr-isotope chemostratigraphy of carbonate deposits from the Yenisei Group, Azyrtal ridge, eastern slope of Kuznetsk Alatau

A. B. Kuznetsov, E. F. Letnikova, A. A. Terleev, G. V. Konstantinova, E. P. Kutyavin

Journal:

Doklady Earth Sciences

Year:

2009

Language:

english

File:

PDF, 302 KB

english, 2009

31

Geochemistry of highly aluminiferous Vendian-Cambrian sediments of the Tunka Bald Mountains, East Sayan

S. I. Shkol’nik, I. G. Barash, V. G. Belichenko, E. F. Letnikova

Journal:

Doklady Earth Sciences

Year:

2011

Language:

english

File:

PDF, 225 KB

english, 2011

32

Geochemistry of Riphean terrigenous rocks in the Southern Urals and Siberia and variations of the continental-crust maturity

A.D. Nozhkin, A.V. Maslov, V.N. Podkovyrov, O.M. Turkina, E.F. Letnikova, Yu.L. Ronkin, M.T. Krupenin, N.V. Dmitrieva, E.Z. Gareev, O.P. Lepikhina

Journal:

Russian Geology and Geophysics

Year:

2009

Language:

english

File:

PDF, 926 KB

english, 2009

33

States of loss of sense in late age and their role in creation of lingering depressive responses

Y. Polichtchouk, I. Baranskaya, Z. Letnikova, A. Kolpakov

Journal:

European Psychiatry

Year:

2002

Language:

english

File:

PDF, 276 KB

english, 2002

34

Geochemistry of Rare and Rare-Earth Elements in Manganiferous Sediments of the Polar Urals and Pai-Khoi

Brusnitsyn, A. I., Zhukov, I. G., Letnikova, E. F.

Journal:

Lithology and Mineral Resources

Year:

2020

Language:

english

File:

PDF, 1.64 MB

english, 2020

35

The Vendian passive continental margin of the southern Siberian craton: Evidence from geochemical, Sm-Nd, and Sr isotope data

E. F. Letnikova, A. B. Kuznetsov, S. V. Veshcheva, V. P. Kovach

Journal:

Doklady Earth Sciences

Year:

2006

Language:

english

File:

PDF, 200 KB

english, 2006

36

New Data on the Age of Detrital Zircons from the Kokdjot Group and Bolshekaroi Formation, Malyi Karatau (Southern Kazakhstan)

Khudoley, A. K., Alexeiev, D. V., DuFrane, S. A., Degtyarev, K. E., Letnikova, E. F.

Journal:

Doklady Earth Sciences

Year:

2018

Language:

english

File:

PDF, 732 KB

english, 2018

37

Geochemical features of the Riphean fine-grained terrigenous rocks of the Southern Urals, Uchur-Maya region, and Yenisei Range: Estimation of the maturity of the pre-Riphean continental crust and its evolution within 1.65–0.6 Ga

A. V. Maslov, A. D. Nozhkin, V. N. Podkovyrov, O. M. Turkina, E. F. Letnikova, M. T. Krupenin, Yu. L. Ronkin, N. V. Dmitrieva, E. Z. Gareev, O. P. Lepekhina

Journal:

Geochemistry International

Year:

2009

Language:

english

File:

PDF, 502 KB

english, 2009

38

The Vendian passive continental margin in the southern Siberian Craton: geochemical and isotopic (Sr, Sm–Nd) evidence and U–Pb dating of detrital zircons by the LA-ICP-MS method

Letnikova, E.F., Kuznetsov, A.B., Vishnevskaya, I.A., Veshcheva, S.V., Proshenkin, A.I., Geng, H.

Journal:

Russian Geology and Geophysics

Year:

2013

Language:

english

File:

PDF, 1015 KB

english, 2013

39

Chemostratigraphy of the Vendian–Cambrian carbonate sedimentary cover of the Tuva-Mongolian microcontinent

Vishnevskaya, I.A., Letnikova, E.F.

Journal:

Russian Geology and Geophysics

Year:

2013

Language:

english

File:

PDF, 1.09 MB

english, 2013

40

Geochemistry of Precambrian volcanosedimentary rocks of the Karsakpai Group in southern Ulutau (Central Kazakhstan)

Dmitrieva, N.V., Letnikova, E.F., Vishnevskaya, I.A., Serov, P.A.

Journal:

Russian Geology and Geophysics

Year:

2017

Language:

english

File:

PDF, 914 KB

english, 2017

41

Age of source rocks of the Late Precambrian metaterrigenous sediments of the South Ulutau mountains, Central Kazakhstan: U-Pb and Sm-Nd isotope data

Dmitriev, N. V., Letnikova, E. F., Degtyarev, K. E., Trertyakov, A. A., Geng, H.

Journal:

Doklady Earth Sciences

Year:

2015

Language:

english

File:

PDF, 501 KB

english, 2015

42

Sedimentary complexes of the cover of the Dzabkhan continental block: Different sedimentary basins and source areas

Letnikova, E. F., Vishnevskaya, I. A., Letnikov, F. A., Vetrova, N. I., Shkolnik, S. I., Kostitsyn, Yu. A., Karakovskii, E. A., Reznitskii, L. Z., Kanygina, N. A.

Journal:

Doklady Earth Sciences

Year:

2016

Language:

english

File:

PDF, 813 KB

english, 2016

43

Neoproterozoic terrigenous deposits of the Tuva–Mongolian massif: geochemical correlation, sourcelands, and geodynamic reconstruction

E.F. Letnikova, S.V. Veshcheva, A.I. Proshenkin, A.B. Kuznetsov

Journal:

Russian Geology and Geophysics

Year:

2011

Language:

english

File:

PDF, 1.23 MB

english, 2011

44

The Hercynian Ikat thrust in the Transbaikalian segment of the Central Asian Orogenic Belt

Reznitsky, L.Z., Shkol’nik, S.I., Ivanov, A.V., Demonterova, E.I., Letnikova, E.F., Hung, C.-H., Chung, S.-L.

Journal:

Russian Geology and Geophysics

Year:

2015

Language:

english

File:

PDF, 1.32 MB

english, 2015

45

U-Pb age and Sr-chemostratigraphy of limestone from the Sorna Formation, Azyr-Tal Range, Kuznetsk Alatau

G. V. Ovchinnikova, A. B. Kuznetsov, I. M. Gorokhov, E. F. Letnikova, O. K. Kaurova, B. M. Gorokhovskii

Journal:

Doklady Earth Sciences

Year:

2011

Language:

english

File:

PDF, 186 KB

english, 2011

46

Linear ore-bearing weathering zones and paleoplacers of the Kokshetau Massif, North Kazakhstan

F. A. Letnikov, E. F. Letnikova

Journal:

Geology of Ore Deposits

Year:

2011

Language:

english

File:

PDF, 368 KB

english, 2011

47

New Isotope Constraints on the Time of Formation of the Nersa Dolerite Complex from the Biryusa–Sayan Area

Vasyukova, E. A., Metelkin, D. V., Letnikov, F. A., Letnikova, E. F.

Journal:

Doklady Earth Sciences

Year:

2019

Language:

english

File:

PDF, 1.69 MB

english, 2019

48

The Vendian Vorogovka Group of Yenisei Ridge: Chemostratigraphy and results of U–Pb dating of detrital zircons

Vishnevskaya, I. A., Letnikova, E. F., Proshenkin, A. I., Maslov, A. V., Blagovidov, V. V., Metelkin, D. V., Priyatkina, N. S.

Journal:

Doklady Earth Sciences

Year:

2017

Language:

english

File:

PDF, 1.13 MB

english, 2017

49

Lithological and Geochemical Features of Carbonate Rocks in the Sedimentary Cover of the Gargan Terrain, Southeastern East Sayan

E.F. Letnikova, N.K. Geletii, E.V. Sklyarov

Journal:

Gondwana Research

Year:

2001

Language:

english

File:

PDF, 123 KB

english, 2001

50

Age constraints on the Neoproterozoic Baikal Group from combined Sr isotopes and Pb–Pb dating of carbonates from the Baikal type section, southeastern Siberia

Kuznetsov, A.B., Ovchinnikova, G.V., Gorokhov, I.M., Letnikova, E.F., Kaurova, O.K., Konstantinova, G.V.

Journal:

Journal of Asian Earth Sciences

Year:

2013

Language:

english

File:

PDF, 1.61 MB

english, 2013

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