MAZHULA, Olga, FUCHYLO, Yaroslav, HAYDA, Yuriy, KHARYTONOV, Mykola and MATKOVSKA, Svitlana. Progeny testing of Pinus sylvestris L. of seed orchard in different environmental conditions. Ecological Questions. Online. 15 December 2021. Vol. 33, no. 1, pp. 25-32. [Accessed 16 December 2025]. DOI 10.12775/EQ.2022.002.