PUIA, I., PAZMANY, D., TARNAVEANU, I., SZABO, A. T. and CHIRCA, E. (1978) “Using "Double Metre" method in studying Secuieu prairies (Apuseni Mountains)”, Notulae Botanicae Horti Agrobotanici Cluj-Napoca, 9(2), pp. 97-103. doi: 10.15835/nbha92133.