Gzhegotsky, M. R., B. M. Shtabsky, L. M. Shafran, and W. Zukow. 2015. “The Hygienic Standards of Xenobiotics in Different Environments As a Unified System”. Journal of Education, Health and Sport 5 (1):31-40. https://apcz.umk.pl/JEHS/article/view/2510.