ABAYA, Efren F..
 Channel Utilization of a Half-Duplex ARQ Protocol for Packet Radio Channels.
<strong>Philippine Engineering Journal</strong>, [S.l.], v. 12, n. 2, sep. 2021.
ISSN 2718-9287.
Available at: &lt;<a href="https://www.journals.upd.edu.ph/index.php/pej/article/view/8184" target="_new">https://www.journals.upd.edu.ph/index.php/pej/article/view/8184</a>&gt;. Date accessed: 09 sep. 2025.