Conveyor Equipment Manufacturers Association. Screw Conveyor Engineering Committee.
Michael P. Forcade
Friedrich Johann Carl Rademacher
Irk Ėĭzerovich Gruzdev
Unknown Author
O. D. Alimov
Douglas D. Small
Cherng-Chiao Wu
Conveyor Equipment Manufacturers Association. Screw Conveyor Engineering Committee
Lyn Bates
Canada. Agriculture Canada. Direction générale de la recherche.