<https://www.riaumandiri.co/read/detail/112760/aplikasi-smart--permudah-situasi-darurat-dalam-pelayanan>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.riaumandiri.co/read/detail/112760/aplikasi-smart--permudah-situasi-darurat-dalam-pelayanan>