@article{AIHPC_2014__31_2_217_0,
     author = {Fontana, Luigi and Morpurgo, Carlo},
     title = {Optimal limiting embeddings for {\ensuremath{\Delta}-reduced} {Sobolev} spaces in $ {L}^{1}$},
     journal = {Annales de l'I.H.P. Analyse non lin\'eaire},
     pages = {217--230},
     publisher = {Elsevier},
     volume = {31},
     number = {2},
     year = {2014},
     doi = {10.1016/j.anihpc.2013.02.007},
     mrnumber = {3181666},
     zbl = {1316.46035},
     language = {en},
     url = {http://archive.numdam.org/articles/10.1016/j.anihpc.2013.02.007/}
}