Muzychuk, G., and DoroshenkoА. “Scientific Activity of M.P. Yashchenko, His Role in the Development of Ukrainian Floriculture and in Form of the Direction of Research in the Sphere of Introduction and Selection of Plant for Floriculture in Ukraine”. Plant Introduction, Vol. 46, June 2010, pp. 98-08, doi:10.5281/zenodo.2550881.