@article{M2AN_2003__37_6_1013_0,
     author = {Kunert, Gerd and Nicaise, Serge},
     title = {Zienkiewicz-Zhu error estimators on anisotropic tetrahedral and triangular finite element meshes},
     journal = {ESAIM: Mod\'elisation math\'ematique et analyse num\'erique},
     pages = {1013--1043},
     publisher = {EDP-Sciences},
     volume = {37},
     number = {6},
     year = {2003},
     doi = {10.1051/m2an:2003065},
     zbl = {1077.65114},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/m2an:2003065/}
}