TY - JOUR A1 - Sędłak, Paweł A1 - Janicki, Wiesław A1 - Matuszak, Krzysztof PB - The Lublin Branch of the Polish Academy of Sciences L2 - http://journals.pan.pl/Content/91796 PY - 2012 IS - No 1 T1 - The analysis of the usability of selected stationary load cycles for the assessment of the tractor engine economy UR - http://journals.pan.pl/dlibra/publication/edition/91796 T2 - Teka Commission of Motorization and Power Industry in Agriculture ER -