Zharkynbek, Tolganay, Zhaniya Kainarbayeva, Nurzhan Mukhamadiyev, Khaidar Tassibekov, and Valentina Yu. “Copper(II) Complexes of Oxyphosphonates: Synthesis, Spectroscopic Characterization and Plant Growth-Stimulating Activity”. Eurasian Chemico-Technological Journal 28, no. 2 (July 15, 2026): 163–170. Accessed July 19, 2026. https://ect-journal.kz/index.php/ectj/article/view/1940.