@article{AFM_2019_44_1_a24,
     author = {Sylvester Eriksson-Bique},
     title = {Alternative proof of {Keith{\textendash}Zhong} self-improvement and connectivity},
     journal = {Annales Fennici Mathematici},
     pages = {407{\textendash}425--407{\textendash}425},
     publisher = {mathdoc},
     volume = {44},
     number = {1},
     year = {2019},
     doi = {10.5186/aasfm.2019.4424},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.5186/aasfm.2019.4424/}
}