Machfiroh, I. S., W. A. A. Sur, J. Permadi, W. Aprianti, and H. Rhomadhona. “Determination of The Best Koperasi Using Simple Additive Weighting (SAW) in Tanah Laut Regency, South Kalimantan”. EIGEN MATHEMATICS JOURNAL, vol. 6, no. 1, June 2023, pp. 20-27, doi:10.29303/emj.v6i1.158.