ŚLIFIRCZYK, M.; JĘDRZEJEWSKA, B.; ŚLIFIRCZYK, A.; DENISIUK, G. Testing the content of vitamin A in dietary supplements. Journal of Education, Health and Sport, [S. l.], v. 9, n. 2, p. 91–97, 2019. Disponível em: https://apcz.umk.pl/JEHS/article/view/6567. Acesso em: 12 oct. 2024.