C. Nisa, M. Idris, and Rahmadina, “The Effect of Gamal Leaf (Gliricidia sepium (Jacq.) Kunth ex Walp)-based Liquid Organic Fertilizer on The Vegetative Growth of Lettuce (Lactuca sativa L.)”, Scita., vol. 5, no. 1, pp. 20–27, Feb. 2024.