TY  - BOOK
AU  - Koolen,A.J.
AU  - Kuipers,H.
TI  - Agricultural soil mechanics
T2  - Advanced series in agricultural sciences
SN  - 3540122575
U1  - 631.43 
PY  - 1983///
CY  - Berlin, New York
PB  - Springer-Verlag
KW  - Soil mechanics
KW  - Tillage
N1  - Includes index
ER  -