Nurjanah, Mala Nurilmala, Effionora Anwar, Novi Luthfiyana, and Taufik Hidayat. 2017. “Identification of Bioactive Compounds of Seaweed Sargassum Sp. And Eucheuma Cottonii Doty As a Raw Sunscreen Cream: Bioactive Compounds of Seaweed As a Raw Sunscreen Cream”. Proceedings of the Pakistan Academy of Sciences: B. Life and Environmental Sciences 54 (4):311–318. http://ppaspk.org/index.php/PPAS-B/article/view/399.