1

Concave liquid-mirror experiments

Year:
1998
Language:
english
File:
PDF, 244 KB
english, 1998
2

Examples of gauge conservation laws in nonholonomic systems

Year:
1996
Language:
english
File:
PDF, 728 KB
english, 1996
3

Breeding Field Crops

Year:
1960
File:
PDF, 147 KB
1960