Sidoarjo Education Office Event Procurement Information System Based on Website: Sistem Informasi Pengadaan Acara Dinas Pendidikan Sidoarjo Berbasis Website. Procedia of Engineering and Life Science, [S. l.], v. 10, n. 1, p. 1017–1029, 2026. DOI: 10.21070/79mwby32. Disponível em: https://pels.umsida.ac.id/index.php/PELS/article/view/2016. Acesso em: 31 oct. 2026.