Theoretical mechanics of sub-surface cutting blades and buried anchors

Journal of Agricultural Engineering Research - Tập 25 - Trang 121-144 - 1980
J.C.D. de Albuquerque1, D.R.P. Hettiaratchi2
1Instituto Universitário de Évora, Portugal
2Department of Agricultural Engineering, University of Newcastle-upon-Tyne, U.K.

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