1. Estimated structural load on farm tower silo walls;Jofriet;Canadian Agricultural Engineering,1980
2. Versuch über Getreidedruck in Silozellen;Janssen;VDI Zeitschrift,1895
3. Pressure-density models for whole shelled, ground shelled and ground ear corn;Jofriet;Transactions American Society of Agricultural Engineering,1982
4. Pressure-density models for whole shelled, ground shelled and ground ear corn;Jofriet;Transactions American Society of Agricultural Engineering,1982
5. Tower silo capacities;Jofriet;Ontario Ministry for Agriculture and Food Factsheet 82-076,1982