Beckers, P. ., Zhong, H.-G. . and Maunder, E. . (1993) “Numerical comparison of several a posteriori error estimators for 2D stress analysis”, European Journal of Computational Mechanics, 2(2), pp. 155–178. Available at: https://journals.riverpublishers.com/index.php/EJCM/article/view/3669 (Accessed: 9 September 2024).