Klish, I. K. “GEOLOGICAL CONDITIONS OF HARZ MAGMATIC COMPLEX: (Federal Republic of Germany)”. Proceedings of the YSU C: Geological and Geographical Sciences 42, no. 1 (215) (January 10, 2008): 125–133. Accessed July 22, 2024. https://journals.ysu.am/index.php/proceedings-geol-geogr/article/view/vol42_no1_2008_pp125-133.