Phytochemical Test and Cytotoxic Activity of Macroalgae Eucheuma cottonii against Cervical HeLa Cells, Arsianti, Ade, Aziza Yully Astika Nug, Kurniasari Kartika Dwi, Mandasari Baiq Kirana Dya, Masita Riathul, Zulfa Futihati Ruhama, Dewi Micheylla Kusumaning, Zagloel Cut Raisya Zah, Azizah Norma Nur, and Putrianingsih Rista , Pharmacognosy Journal, August 2018, Volume 10, Issue 5, p.1012-1017, (2018)