Janusz M. Sowa

Costs and efficiency of timber harvesting by NIAB 5–15 processor mounted on a farm tractor

Janusz M. Sowa, Dariusz Kulak, Grzegorz Szewczyk, 2007 .

Probability of Occurrence of Soil Disturbances during Timber Harvesting

Janusz M. Sowa, Dariusz Kulak, 2008 .