Zalech, M., and A. Kamińska. “DETERMINANTS AND DIRECTIONS OF THE DEVELOPMENT OF TOURISM IN COMMUNES FROM THE EASTERN PART OF WARMIŃSKO-MAZURSKIE PROVINCE”. Acta Scientiarum Polonorum. Oeconomia, Vol. 13, no. 2, June 2014, pp. 137-49, https://js.wne.sggw.pl/index.php/aspe/article/view/4125.