Analysis of running skyline with drag
By: Ward W. Carson.
Series: USDA Forest Service research paper PNW -- no. 193.; USDA Forest Service research paper PNW -- 193.
Publisher: Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture
Published: 1975
Place of publication: Portland, Or
Language: eng
Notes: Bibliography: p. 7-8.