Xu, X. (1999). Multilevel methods for Wilson element approximation of elasticity problem. Computer methods in applied mechanics and engineering, 174(1), 191-201. https://doi.org/10.1016/S0045-7825(98)00313-2
Chicago Style (17th ed.) CitationXu, Xuejun. "Multilevel Methods for Wilson Element Approximation of Elasticity Problem." Computer Methods in Applied Mechanics and Engineering 174, no. 1 (1999): 191-201. https://doi.org/10.1016/S0045-7825(98)00313-2.
MLA (9th ed.) CitationXu, Xuejun. "Multilevel Methods for Wilson Element Approximation of Elasticity Problem." Computer Methods in Applied Mechanics and Engineering, vol. 174, no. 1, 1999, pp. 191-201, https://doi.org/10.1016/S0045-7825(98)00313-2.
Warning: These citations may not always be 100% accurate.