AR HK, Putra RA, Andini D, Siagian NCH, Alfaridho M, Aqillah H. Optimization of Laying Duck Feed Combinations Using the COCOSO Method. spk [Internet]. 2026 Mar. 31 [cited 2026 Apr. 23];5(1):33-4. Available from: https://journal.aira.or.id/spk/article/view/1577