@Article{JCM-4-263, author = {Qun Lin and Qi-Ding Zhu }, title = {Local Asymptotic Expansion and Extrapolation for Finite Elements}, journal = {Journal of Computational Mathematics}, year = {1986}, volume = {4}, number = {3}, pages = {263--265}, abstract = { }, issn = {1991-7139}, doi = {https://doi.org/}, url = {http://global-sci.org/intro/article_detail/jcm/9588.html} }