Jancev, Mitko, and Ivan Boev. 2021. “IMPACT OF GYPSUM FROM THE ZGROPOLCI LANDFILL (CHEMICAL INDUSTRY – HIV- VELES) ON THE SCULPTURES AT THE ARCHAEOLOGICAL SITE STOBI, NORTH MACEDONIA”. Natural Resources and Technology 15 (1), 65-70. https://doi.org/10.46763/NRT211510065j.