Gullberg, Tomas A deductive time consumption model for loading shortwood / T. Gullberg. -- 7 obr., lit. X

In J.Forest Engng. -- Roč. 8, č. 1 (1997), s. 35-44

I. J.Forest Engng. -- Roč. 8, č. 1 (1997), s. 35-44
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