Hamidah, H., M. . Rahmat, G. Noviar, and Rohayati. “Prediction of Fulfillment of Blood Needs Using The Least Square Method at UTD PMI Cianjur Regency West Java”. Jurnal Kesehatan Siliwangi, vol. 4, no. 3, Apr. 2024, pp. 876-83, https://jurnal.polkesban.ac.id/index.php/jks/article/view/1999.