1. The indentation rolling resistance of belt conveyors;Jonkers;Fordern und Heben,1980
2. The calculation of the main resistance of belt conveyors;Spaans;Bulk Solids Handling,1991
3. Investigation of the resistance to motion of belt conveyors with a large mass flow;Hager;Heavy Equip.,2002
4. Dynamics of Belt Systems;Lodewijks,1996
5. The power of rubber - Part 1;Nordell;Bulk Solids Handling,1996