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1by Andersson, B.O., Joint FAO/ECE/ILO Committee on Forest Working Techniques and Training of Forest Workers, Geneva (Switzerland) eng, Seminar on Small-Scale Logging Operations and Machines eng 15-18 Jun 1987 Garpenberg (Sweden), Bjerkelund, T.C. (New Brunswick Univ., Fredericton (Canada). Dept. of Forest Engineering)
Published 1987Texto bibliotecaFAO IT