Protopopova, V. V. .; Didukh, Y. P.; Tkachenko, V. S.; Shevera, M. V.; Kucher, O.; Zavialova, L. V.; Biatov, A. P. Grindelia Squarrosa (Pursh) Dunal in Ukraine: Current Distribution and Ecological and Coenotic Peculiarities. Hacquetia 2021, 20, 263–272.