D. Tanjung, A. Asmara, Y. L. Purnamadewi, A. Ristianingrum, I. Dewi, and L. F. Rahmasari, “Evaluating the Impact of Cooperative Services on Dairy Farm Performance in North Cianjur: An Importance-Performance Analysis Approach”, jppipa, pendidikan ipa, fisika, biologi, kimia, vol. 11, no. 3, pp. 639–649, Mar. 2025.