SOLOMAKHA, I., KONISHCHUK, V., & CHORNOBROV, O. (2021). Epipactis helleborine (L.) Crantz in spontaneous forest groups of Regional Landscape Park «Lysa Hora» (Kyiv). CHORNOMORSKI BOTANICAL JOURNAL, 17(3), 232-241. https://doi.org/10.32999/ksu1990-553X/2021-17-3-3