Левандовська, С. М. “Biomorphological Traits of Callistephus chinensis (L.) Nees Cultivars under Conditions of the Central Forest-Steppe Zone of Ukraine”. Plant Varieties Studying and Protection, no. 3-4(28-29), Dec. 2015, pp. 29-32, doi:10.21498/2518-1017.3-4(28-29).2015.58451.