“Amalova A., Kurmanbayeva M., Turuspekov Y., Ivashchenko A., Abidkulova K. Ontogenetic Structure Of Cenopopulations Of Tulipa Ostrowskiana Regel In Zailiysky Alatau: Kazakh National University Named After Al-Farabi, Kazahstan, City of Almata; Institute of Biology and Biotechnology of the Plant of the National Academy of Sciences of Kazakhstan”. Eurasian Journal of Ecology, vol. 56, no. 3, Oct. 2018, pp. 101-14, https://bulletin-ecology.kaznu.kz/index.php/1-eco/article/view/834.