ardialis, Sarjon Defit, and Gunadi Widi Nurcahyo. “Decision Support System in Identification of Swallow’s Nest Quality With Weighted Product Method: Sistem Pendukung Keputusan Dalam Identifikasi Kualitas Sarang Burung Walet Dengan Metode Weighted Product”. SYSTEMATICS 3, no. 1 (September 11, 2021). Accessed January 15, 2025. https://journal.unsika.ac.id/systematics/article/view/5552.