MAGTUBO, Erville D..
 The Generic Network Modeling Language (GNM).
<strong>Philippine Engineering Journal</strong>, [S.l.], v. 17, n. 1, sep. 2021.
ISSN 2718-9287.
Available at: &lt;<a href="https://journals.upd.edu.ph/index.php/pej/article/view/8048" target="_new">https://journals.upd.edu.ph/index.php/pej/article/view/8048</a>&gt;. Date accessed: 08 sep. 2025.