Meidina, Mita, Junadhi Junadhi, Unang Rio, and Yoyon Efendi. 2022. “Penerapan Fitur Firebase Cloud Messaging Pada Sistem Kontrol Pembayaran Iuran BPJS Ketenagakerjaan Berbasis Mobile”. Building of Informatics, Technology and Science (BITS) 4 (1), 137−148. https://doi.org/10.47065/bits.v4i1.1603.