Szemplińska-Stupnicka, W., 		Tyrkiel, E., & 		Zubrzycki, A.
(2023).
 Some continuous stress mixed formulations and inf-sup test.
<em>Computer Assisted Methods In Engineering And Science, 8</em>(1), 155-168.
Retrieved from <a href="https://cames.ippt.gov.pl/index.php/cames/article/view/1197" target="_new">https://cames.ippt.gov.pl/index.php/cames/article/view/1197</a>