Aisya, Annisa, 		Purba, Ritson, AND 		Sitorus, Saibun.
" ISOLASI DAN IDENTIFIKASI SENYAWA STEROID DARI KULIT BATANG TUMBUHAN ANDONG (Cordyline fructicosa [L] A. Cheval)" <em>JURNAL KIMIA MULAWARMAN</em> [Online], Volume 9 Number 2 (26 January 2016)