Wagarefe, Y. Y. ., and J. . Suwarno. “Aplikasi Sistem Pemesanan Laundry Berbasis Android Studi Kasus Bayu Laundry”. Scientia Sacra: Jurnal Sains, Teknologi Dan Masyarakat, vol. 1, no. 3, Dec. 2021, pp. 94-104, http://www.pijarpemikiran.com/index.php/Scientia/article/view/59.