Layer Breakup and Particle Movement on a Chaffer Sieve von Tabatabaifar, A. (University of Tehran, Tehran, Iran.), Persson, S.P.E

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Side slope stability of articulated-frame logging tractors von Gibson, H.G., Elliott, K.C., Persson, S.P.E.

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Factors Affecting Material Movement on a Corrugated Vibrating Conveyor (Grainpan) von Persson, S.P.E. (Pennsylvania State University, University Park), Megnin, M.K

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Machine Width for Time and Fuel Efficiency von Wu, Z, Kjelgaard, W.L, Persson, S.P.E

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