Mulyono, Tri, 		Asnawati, Asnawati, 		Noviandri, Indra, AND 		Buchari, Buchari.
" The Use of Nata de Coco Membrane as Biosensor Material" <em>Jurnal ILMU DASAR</em> [Online], Volume 8 Number 2 (5 July 2007)