De Zoysa, Heethaka Krishantha Sameera, Bedigama Kankanamge Kolitha Kamal Jinadasa, Edirisinghe Mudiyanselage Ranjith Keerth Edirisinghe, and Gabadage Dona Thilini Madurangika Jayasinghe. 2018. “Length-Weight Relationship of Black Sea Urchin (Stomopneustes Variolaris) in Sri Lanka”. International Journal of Aquatic Biology 5 (6):408-12. https://doi.org/10.22034/ijab.v5i6.304.