KULSHRESHTHA, H. K.; TAYAL, J. N. Physico-Chemical Methods for the Separation and Estimation of Vitamin A in Fish Oils and other Pharmaceuticals. Defence Science Journal, [S. l.], v. 15, n. 4A, p. 113–130, 2014. DOI: 10.14429/dsj.15.7347. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/7347. Acesso em: 18 aug. 2025.