Noviks, Gotfrīds. “PHYSICAL PROPERTIES OF GEOPOLYMERS MADE FROM MINERAL WASTE”. ENVIRONMENT. TECHNOLOGY. RESOURCES. Proceedings of the International Scientific and Practical Conference 1 (June 13, 2023): 155–160. Accessed April 25, 2025. https://journals23.rta.lv/index.php/ETR/article/view/7188.