Turov, V.V., T.V. Krupska, A.P. Golovan, and Cartel М.T. “Composite Systems Based on Crushed Calendula Officinalis Flowers and Nanosilica A-300”. Reports of the National Academy of Sciences of Ukraine, no. 4 (July 1, 2024): 76–83. Accessed December 23, 2024. https://nasu-periodicals.org.ua/index.php/dp/article/view/5406.