JĘDRAL, Waldemar.
 THE SELECTION OF CIRCULATING PUMP VARIABLE DRIVE SYSTEMS AND THEIR MODES OF WORKING WITH HEATING NODE REGULATORS.
<strong>Journal of Power Technologies</strong>, [S.l.], v. 87, p. 61-76, mar. 2011.
ISSN 2083-4195.
Available at: &lt;<a href="https://papers.itc.pw.edu.pl/index.php/JPT/article/view/213" target="_new">https://papers.itc.pw.edu.pl/index.php/JPT/article/view/213</a>&gt;. Date accessed: 28 apr. 2025.