Sitanggang, T.C. 2019. Krim Astaxanthin Mencegah Peningkatan Melanin Kulit Marmut (Cavia porcellus) yang Dipapar Sinar Ultraviolet B. Jurnal Media Sains. 3, 2 (Dec. 2019). DOI:https://doi.org/10.36002/jms.v3i2.960.