Hananto, Bayu, et al. “Aplikasi Location Based Services (LBS) Untuk Pendataan Potensi Daerah Dengan Pendekatan Customer Relationship Management (CRM)”. Jurnal RESTI (Rekayasa Sistem Dan Teknologi Informasi), vol. 1, no. 3, Dec. 2017, pp. 259-65, https://doi.org/10.29207/resti.v1i3.82.