Ossowska, Luiza. “Natural Conditions of Development in Rural Areas of Middle Pomerania - Synthetic Measurement”. Journal of Agribusiness and Rural Development 8, no. 2 (December 31, 2008): 81-92. Accessed April 23, 2024. http://www1.up.poznan.pl/jard/index.php/jard/article/view/912.