Niţă S, Niţǎ LD, Mihuţ C, Kocis E, Panaitescu L, Lungu M. Ecologic and biologic agricultural systems. RARD [Internet]. 2014 Jan. 1 [cited 2024 May 16];3(1):338-43. Available from: https://www.iskolakultura.hu/index.php/rard/article/view/13445