[1]
PANFIL, C., SAVATTI, M. and RUHRIG, M. 1975. The "Napoca-Tetra" red clover variety. Notulae Botanicae Horti Agrobotanici Cluj-Napoca. 8, 1 (Aug. 1975), 45-46. DOI:https://doi.org/10.15835/nbha8153.