WASET
Yang, J. , Li, H. , Liu, Y. , He, S.. "A Nonconforming Mixed Finite Element Method for Semilinear Pseudo-Hyperbolic Partial Integro-Differential Equations". World Academy of Science, Engineering and Technology, Open Science Index 68, International Journal of Mathematical and Computational Sciences, (2012), 6(8), 886 - 893.