Musiał, W., and T. Wojewodzic. “CONDITIONS AND ASSESSMENT OF ADEQUACY OF SUPPORTING AGRICULTURE IN POLISH CARPATHIAN MOUNTAINS”. Acta Scientiarum Polonorum. Oeconomia, Vol. 10, no. 4, Dec. 2011, pp. 65-74, https://js.wne.sggw.pl/index.php/aspe/article/view/4034.