@article{AIHPC_2014__31_1_169_0,
     author = {Slep\v{c}ev, Dejan},
     title = {Counterexample to regularity in average-distance problem},
     journal = {Annales de l'I.H.P. Analyse non lin\'eaire},
     pages = {169--184},
     publisher = {Elsevier},
     volume = {31},
     number = {1},
     year = {2014},
     doi = {10.1016/j.anihpc.2013.02.004},
     mrnumber = {3165284},
     zbl = {1286.49055},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.anihpc.2013.02.004/}
}