@article{AFM_2020_45_1_a7,
     author = {Tiantian Guan and Manzi Huang and Xiantao Wang},
     title = {An extension property of quasim\"obius mappings in metric spaces},
     journal = {Annales Fennici Mathematici},
     pages = {199--213},
     year = {2020},
     volume = {45},
     number = {1},
     doi = {10.5186/aasfm.2020.4501},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.5186/aasfm.2020.4501/}
}