Putra, D., Daniawan, B., Suwitno, S. and Wijaya, A. 2019. The Analysis and Design Marketplace Information Systems Web-Based of Electronic Repair Service Providers with Haversine Method. bit-Tech : Binary Digital - Technology. 2, 1 (Nov. 2019), 53–62. DOI:https://doi.org/10.32877/bt.v2i1.89.