YOHAPRIYADHARSINI, R. S.; 						SUVITHA, V..
 Multi-Server Markovian Heterogeneous Arrivals Queue With Two Kinds of Working Vacations and Impatient Customers.
<strong>Yugoslav Journal of Operations Research</strong>, [S.l.], v. 33, n. 4, p. 643-666, apr. 2023.
ISSN 2334-6043.
Available at: &lt;<a href="https://yujor.fon.bg.ac.rs/index.php/yujor/article/view/1215" target="_new">https://yujor.fon.bg.ac.rs/index.php/yujor/article/view/1215</a>&gt;. Date accessed: 09 jan. 2025.
doi: <a href="https://doi.org/10.2298/YJOR221117011Y">https://doi.org/10.2298/YJOR221117011Y</a>.