herison, ahmad, Romdania, Y., Zakaria , A. and Kusuma, S. (2019) “Design and Implementation of WebGIS Marine Ecotourism Area, Tegal Island, Lampung Province”, Jurnal Spatial Wahana Komunikasi dan Informasi Geografi, 19(2), pp. 27 - 43. doi: 10.21009/spatial.192.4.