Volume 2, numéro 2, january 1991

Technical Papers

1. Modeling of Tyre-Clay Soil Interaction via Quasi-Static Moving Boundary Displacement Method

   D. M. Xu, R. N. Yong et A. M.O. Mohamed

2. Harvesting Systems Evaluation in Caspian Forests

   Hooshang Sobhany et W. B. Stuart

3. Computer Aided Bucking on a Mechanized Harvester

   Eldon Olsen, Stephen Pilkerton, John Garland et John Sessions

Technical Reviews

1. Basic Time Concepts For International Comparisons of Time Study Reports

   Rolf Björheden

Technical Notes

1. Improved Accounting of Interest Charges in Equipment Costing

   Andrew F. Howard