Кондратенко, Т.Є. and Тарнавська, К.П. 2019. Growth, fruiting peculiarities and efficiency of cultivation of Ukrainian apple clones (Malus domestica Borkh.) of the ‘Jonagold’ variety. Plant varieties studying and protection. 15, 3 (Oct. 2019), 219–229. DOI:https://doi.org/10.21498/2518-1017.15.3.2019.181080.