Debongnie, J., & 		Beckers, P.
(2023).
 On a general decomposition of the error of an approximate stress field in elasticity.
<em>Computer Assisted Methods In Engineering And Science, 8</em>(2-3), 261-270.
Retrieved from <a href="https://cames.ippt.gov.pl/index.php/cames/article/view/1169" target="_new">https://cames.ippt.gov.pl/index.php/cames/article/view/1169</a>