Pindoyono, P., & Nurkhamid, N. (2017). PENGUJIAN FUNCTIONALITY DAN PERFORMANCE SISTEM INFORAMASI BERBASIS WEB MENGGUNAKAN FRAMEWORK CODEIGNITER DI SMK NEGERI 1 JOGONALAN KLATEN. Elinvo (Electronics, Informatics, and Vocational Education), 2(2), 190–194. https://doi.org/10.21831/elinvo.v2i2.17313