Safitri, Risqy Indah. “Analysis of the Effectiveness of M-Tax in Providing Certificate Services (PP 23) for North Bekasi Di KPP Pratama Umkm Taxpayers”. Data : Journal of Information Systems and Management, vol. 1, no. 1, Oct. 2023, pp. 1-13, doi:10.61978/data.v1i1.59.