@article{JEMS_2001_3_1_a0,
     author = {Domenico Mucci},
     title = {A characterization of graphs which can be approximated in area by smooth graphs},
     journal = {Journal of the European Mathematical Society},
     pages = {1--38},
     year = {2001},
     volume = {3},
     number = {1},
     doi = {10.1007/pl00011301},
     url = {http://geodesic.mathdoc.fr/articles/10.1007/pl00011301/}
}