N. Rindiani Arsamsi, S. Salman, Ernita, Nursamsul Kustiawan, S. Mulyani, and Adelina Maryanti, “Kombinasi Kascing dan POC Air Kelapa Meningkatkan Pertumbuhan Bibit Pinang Betara (Areca catechu L.) di Tanah Ultisol: Combination of Vermicompost and Coconut Water Liquid Organic Fertilizer Improves the Growth of Pinang Betara (Areca catechu L.) Seedlings in Ultisol Soil”, dp, vol. 42, no. 1, pp. 88–98, May 2026.