Mat Nor, R.; Arbain, N. A. Z.; Mohamad Shukry Fairuz, D. A.; Aris, F.; Manaf, S. R.; Sulaiman, A. Comparative Effects of Vermicompost and NPK Fertilization on Growth, Heterocyst Formation, and Nutritional Quality of Azolla Microphylla. Bioresour. Environ. 2026, 4, 25-35.