1

A review of nitrate reduction using inorganic materials

Year:
2012
Language:
english
File:
PDF, 179 KB
english, 2012
2

Global Positioning System's Hidden History

Year:
1994
Language:
english
File:
PDF, 1.12 MB
english, 1994
3

Two-Pulse Oscillator

Year:
1937
Language:
english
File:
PDF, 379 KB
english, 1937
5

Getting a Fix on Origins of GPS

Year:
1995
Language:
english
File:
PDF, 827 KB
english, 1995
10

An Apparent Effect of Galactic Rotation on the Intensity of Cosmic Rays

Year:
1935
Language:
english
File:
PDF, 746 KB
english, 1935
11

Global survival: Challenge to engineers

Year:
1982
Language:
english
File:
PDF, 177 KB
english, 1982
27

Accommodation Coefficient and the Fraction of Current Carried by Ions in a Low Voltage Arc

Year:
1934
Language:
english
File:
PDF, 835 KB
english, 1934