Гайдаш, О. Л. “The Results of Selection of Mixed Germ-Plasm Corn (Zea Mays L.) Among Self-Pollinated Families S4 for the Duration of the «sprouting–flowering of 50% of Ears» Period”. Plant Varieties Studying and Protection, no. 4(25), Dec. 2014, pp. 38-40, doi:10.21498/2518-1017.4(25).2014.55619.