@article{CRMATH_2014__352_6_521_0,
     author = {Chen, Jun and Kozma, Gady},
     title = {Vertex-reinforced random walk on $ \mathbb{Z}$ with sub-square-root weights is recurrent},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {521--524},
     publisher = {Elsevier},
     volume = {352},
     number = {6},
     year = {2014},
     doi = {10.1016/j.crma.2014.03.019},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2014.03.019/}
}