Ördögh, M. 2015. The effect of different cytokinins on chlorophyll content and morphological features of in vitro Nidularium ’Kertész Jubileum’. International Journal of Horticultural Science. 21, 1-2 (Apr. 2015), 47–51. DOI:https://doi.org/10.31421/IJHS/21/1-2./1157.