Warsono, Hardi, Desti Relinda Qurniawati, Herta Sitorus, and Soni Mukhammad Fajar S. 2018. “INOVASI LAYANAN MPOSPAY DAN FREE PICK UP POS INDONESIA DALAM PENINGKATAN KUALITAS PELAYANAN (Studi Pada Kantor Pos Semarang 50000)”. JPSI (Journal of Public Sector Innovations) 2 (2):44-50. https://doi.org/10.26740/jpsi.v2n2.p44-50.