<https://blog.mycoding.id/2020/02/source-code-php-sistem-akuntansi-dengan.html#WebSiteTechArticle1401322620601816292>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://blog.mycoding.id/2020/02/source-code-php-sistem-akuntansi-dengan.html>