TY  - BOOK
AU  - Artobolevsky, Ivan I.
TI  - Mechanisms in modern engineering design.-Vol. 2 : lever mechanisms Part 1 :a handbook for engineers, designers & inventors
U1  - 621(035) ART 
PY  - 1976///
PB  - Mir Publishers
KW  - Engineering
KW  - Handbook
ER  -