TY  - BOOK
AU  - Boson E.S. 
AU  - Verniaev O V  
AU  - Smirnov II 
TI  - Theory, Construction and Calculations of Agriculture Machines Vol.1 
U1  - 631.3 BOS  
PB  - United  
KW  - Theory, Construction and Calculations of Agriculture Machines Vol.1
ER  -