Putra, Aprizon, and Try Al Tanto. “The Suitability Ecotourism Beach Based Geopasial in Padang City, Indonesia: (Case Study of Category Recreation Beach and Mangrove)”. Sumatra Journal of Disaster, Geography and Geography Education, vol. 1, no. 1, June 2017, pp. 83-91, doi:10.24036/sjdgge.v1i1.40.