Kovalchuk, I., and T. Khymynets. “Reproductive Capacity of Bee Queens and Bee Productivity under Germanium Citrate Supplementation”. Scientific Progress & Innovations 29, no. 1 (June 25, 2026): 255–260. Accessed June 26, 2026. https://journals.pdau.edu.ua/visnyk/article/view/2240.