P. Morganti. “Coloring the Cosmetic World Using Pigments in Decorative Cosmetic Formulations”. Journal of Applied Cosmetology, vol. 31, no. 1/2, June 2013, p. 73/74, https://scientificeditorial.com/index.php/JAC/article/view/Coloring-the-Cosmetic-World-using-Pigments-in-Decorative-Cosmeti.