@article{CML_2018__10_1_125_0,
     author = {Shafrir, Itai},
     title = {On the distance between homotopy classes in $W^{1/p,p}({\protect \mathbb{S}}^1;{\protect \mathbb{S}}^1)$},
     journal = {Confluentes Mathematici},
     pages = {125--136},
     publisher = {Institut Camille Jordan},
     volume = {10},
     number = {1},
     year = {2018},
     doi = {10.5802/cml.48},
     mrnumber = {3869013},
     language = {en},
     url = {http://archive.numdam.org/articles/10.5802/cml.48/}
}