G. Kravanja, G. Kos, P. Blagotinšek, D. Verhovšek, and T. M. Podnar, “Utilisation of Industrial Red Gypsum for Sustainable Cementitious and Geopolymer Composites”, in 8th International Conference on Technologies & Business Models for Circular Economy: Conference Proceedings, vol. 8., S. Potrč, M. B. Miloš Bogataj, Z. K. Zdravko Kravanja, and Z. Novak Pintarič, Eds. University of Maribor Press, 2026, pp. 37–54. doi: 10.18690/um.fkkt.1.2026.4.