Abdulla, Rahmath, 		Ajak, Warda Abdul, 		Hajar, Siti, AND 		Derman, Eryati.
"Stability Studies of Immobilized Saccharomyces Cerevisiae in Calcium Alginate and Carrageenan Beads" <em>International Journal of Health and Medicine</em> [Online], Volume 2 Number 4 (31 December 2017)