Kurucz, E., et al. “Cost-Effective Plantlet Production and Wintering Method of Virginia Fanpetals (Sida Hermaphrodita L. Rusby)”. International Journal of Horticultural Science, vol. 20, no. 3-4, Sept. 2014, pp. 137-141., https://doi.org/10.31421/IJHS/20/3-4/1149.