Kovalenko, S. D. 2016. “The System of Researches of Houses-Laboratories on the Issue of Summer Planting Potatoes in the South of the Ukrainian SSR (late 30s of the XX Century)”. History of Science and Technology 6 (8), 140-47. https://doi.org/10.32703/2415-7422-2016-6-8-140-147.