%0 Journal Article %J Math. Models Methods Appl. Sci. %D 2013 %T Basic principles of virtual element methods %A Beirão da Veiga, L. %A Brezzi, F. %A Andrea Cangiani %A Manzini, G. %A Marini, L. D. %A Russo, A. %B Math. Models Methods Appl. Sci. %V 23 %P 199–214 %G eng %U https://doi.org/10.1142/S0218202512500492 %R 10.1142/S0218202512500492