Ghifari, M, Fachriyah, Enny, Anam, Khairul, Nopitasari, Dian, Elvira, Kautsar, AND Perdana, Rama. " Identification of Alkaloid Compounds from Cytotoxic Active Fraction in Peperomia pellucida" Journal of Science and Applicative Technology [Online], Volume 5 Number 1 (28 May 2021)