1. DEFICIENCY OF RARE-EARTH ELEMENTS IN NATURAL LANDSCAPE COMPONENTS AS A CAUSE OF GEOPHYGY AMONG UNGULATES ON OLKHON ISLAND
   A. M. Panichev et al, 2023, Доклады Российской академии наук. Науки о Земле CrossRef
2. The Main Cause of Geophagy According to Extensive Studies on Olkhon Island, Lake Baikal
   Alexander M. Panichev et al, 2023, Geosciences CrossRef