Prasetyo A, Nurnawati E. Bacillus subtilis sp. B1, Chitinase Producing Isolated from Indonesian Tropical Shrimp Pond Waste Water. icse [Internet]. 2017 Oct. 31 [cited 2026 Jul. 30];1:1-4. Available from: https://www.sunankalijaga.org/prosiding/index.php/icse/article/view/260