Waruwu, M., and M. Ilmi. “DESIGN AND DEVELOPMENT OF A WEB-BASED EMPLOYEE ATTENDANCE INFORMATION SYSTEM USING QR CODE AT PT. WATEROAM TECHNOLOGIES INDONESIA”. JUTEKDISI, Vol. 2, no. 1, Mar. 2025, pp. 13-20, doi:10.47024/jutekdisi.v2i1.1020.