ROBITNYTSKYI, Rostislav, Yurii ONUFRYYCHUK, Valentina PUSHKAR, and Mariia SKLADANIUK. “STOICHIOMETRIC CALCULATIONS IN CHEMISTRY CLASSES”. Herald of Khmelnytskyi National University. Technical sciences 311, no. 4 (July 28, 2022): 214–219. Accessed January 26, 2026. https://heraldts.khmnu.edu.ua/index.php/heraldts/article/view/1131.