TY  - BOOK
AU  - Bottcher, S.
TI  - Contribution to the problem of conveying materials by oscillating conveyers
U1  - 631.3 B71C 
PY  - 1958///
CY  - Bedford, U. K.
PB  - National Institute of Agricultural Engineering
KW  - AGRICULTURAL MACHINERY
KW  - CONVEYING MACHINERY
ER  -