RAMADHAN, Tri Putra; 						PRAVITASARI, Norma; 						SYUHARDI, Yossi Indrawati.
 Perancangan aplikasi reserved messenger office berbasis java netbeans pada PT Geotechcnical Systemindo.
<strong>Journal of Information System, Applied, Management, Accounting and Research</strong>, [S.l.], v. 5, n. 4, p. 885-889, nov. 2021.
ISSN 2598-8719.
Available at: &lt;<a href="https://www.journal.stmikjayakarta.ac.id/index.php/jisamar/article/view/548" target="_new">https://www.journal.stmikjayakarta.ac.id/index.php/jisamar/article/view/548</a>&gt;. Date accessed: 06 july 2025.
doi: <a href="https://doi.org/10.52362/jisamar.v5i4.548">https://doi.org/10.52362/jisamar.v5i4.548</a>.