Artemenko, G.V., and L.V. Shumlyanskyy. “The Paleoarchean and Mesoarchean TTGs of the Western Azov Area, the Ukrainian Shield”. Reports of the National Academy of Sciences of Ukraine, no. 5 (October 27, 2021): 61–74. Accessed January 19, 2022. https://dopovidi-nanu.org.ua/ojs/index.php/dp/article/view/2021-5-8.