K. Szabó, A. . Keresztes-Sipos, H. Baji, and Ádám . Farkas, “Where Quetzalcoatl appears: Evaluation of winter-hardy leaf succulent collection in Hungary”, 4D, no. 42, pp. 51–63, Sep. 2016, Accessed: Dec. 05, 2025. [Online]. Available: https://journal.uni-mate.hu/index.php/4D/article/view/6046