CZOBEL, S., SZIRMAI, O., NEMETH, Z., GYURICZA, C., GAZI, J., TOTH, A., SCHELLENBERGER, J., VASA, L. and PENKSZA, K. (2012) “Short-term Effects of Grazing Exclusion on Net Ecosystem CO2 Exchange and Net Primary Production in a Pannonian Sandy Grassland”, Notulae Botanicae Horti Agrobotanici Cluj-Napoca, 40(2), pp. 67-72. doi: 10.15835/nbha4028300.