@article{M2AN_2017__51_4_1303_0,
     author = {Ku, JaEun and Lee, Young Ju and Sheen, Dongwoo},
     title = {A hybrid two-step finite element method for flux approximation: a priori estimates},
     journal = {ESAIM: Mathematical Modelling and Numerical Analysis },
     pages = {1303--1316},
     publisher = {EDP-Sciences},
     volume = {51},
     number = {4},
     year = {2017},
     doi = {10.1051/m2an/2016062},
     mrnumber = {3702414},
     zbl = {1379.65089},
     language = {en},
     url = {http://archive.numdam.org/articles/10.1051/m2an/2016062/}
}