Optical Characteristics of Vitamin D3 Soft Gel. Iraqi Journal of Physics, [S. l.], v. 19, n. 50, p. 31–42, 2021. DOI: 10.30723/ijp.v19i50.660. Disponível em: https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/660.. Acesso em: 4 may. 2024.