Arizona, N. D.; Yulia, Y.; Adwiya, R. Implementation of the Waterfall Method in Designing and Building an Income and Cost Management Information System: Case Study: Limited Liability Company Adau Kapuas. Bulletin of Comp. Sci. Electr. Eng. 2023, 4 (2), 65-76. https://doi.org/10.25008/bcsee.v4i2.1183.