Elemental composition of human hair in different territories of the Crimean peninsula Elena Evstafeva, Nataliya Baranovskaya, Anna Bogdanova, Osman Ablialimov, Anna Macarova, Irina Evstafeva and Elena Yaseneva E3S Web Conf., 98 (2019) 02001 Published online: 07 June 2019 DOI: 10.1051/e3sconf/20199802001