12

Influences of chemical modifications on the mechanical strength of cellulose beads

Year:
1998
Language:
english
File:
PDF, 317 KB
english, 1998
24

Chain saw

Year:
1984
Language:
english
File:
PDF, 109 KB
english, 1984
25

studied by scanning tunneling microscopy

Year:
1994
Language:
english
File:
PDF, 502 KB
english, 1994