Sudjatmoko, Agung, Febrizal Rahmana, and Aini Farmania. 2019. “Strategy for the Implementation of Credit Cooperation Management System Based Online Application to Increase the Income of Cooperative and Members”. Social Economics and Ecology International Journal (SEEIJ) 3 (2):27-35. https://doi.org/10.21512/seeij.v3i2.6218.