<?xml version="1.0" encoding="UTF-8"?>
<article article-type="Research Article">
  <front>
    <journal-meta>
      <journal-id journal-id-type="publisher">journal-of-statistics-and-management-systems</journal-id>
      <journal-title-group>
        <journal-title> Journal of Statistics and Management Systems</journal-title>
      </journal-title-group>
      <issn publication-format="electronic">2169-0014</issn>
      <issn publication-format="print">0972-0510</issn>
      <publisher>
        <publisher-name>Taru Publications</publisher-name>
      </publisher>
    </journal-meta>
    <article-meta>
      <article-id pub-id-type="doi">10.47974/JSMS-1399</article-id>
      <title-group>
        <article-title>On the queueing theory : Problems and applications</article-title>
      </title-group>
      <contrib-group>
        <contrib contrib-type="author" corresp="yes">
          <name>
            <surname>Stefanov</surname>
            <given-names>Stefan M.</given-names>
          </name>
          <aff>Department of Mathematics, South-West University “Neofit Rilski”, Blagoevgrad, 2700, Bulgaria</aff>
        </contrib>
      </contrib-group>
      <volume>28</volume>
      <issue>5</issue>
      <fpage>913</fpage>
      <lpage>919</lpage>
      <pub-date date-type="pub">
        <day>05</day>
        <month>06</month>
        <year>2025</year>
      </pub-date>
      <abstract>
        <p>In this paper, the queueing theory and its applications are considered. Some basic concepts and results are presented, and some important queue disciplines and mass service systems are considered. </p>
      </abstract>
      <kwd-group>
        <kwd>Queueing theory</kwd>
        <kwd>Queue</kwd>
        <kwd>Service requests</kwd>
        <kwd>Mass service systems</kwd>
        <kwd>Queue disciplines</kwd>
        <kwd>Service models</kwd>
      </kwd-group>
      <custom-meta-group>
        <custom-meta>
          <meta-name>access</meta-name>
          <meta-value>open</meta-value>
        </custom-meta>
        <custom-meta>
          <meta-name>retracted</meta-name>
          <meta-value>no</meta-value>
        </custom-meta>
      </custom-meta-group>
    </article-meta>
  </front>
</article>
