@article{CRMATH_2018__356_2_129_0,
     author = {Wu, Bing-Ling and Chen, Yong-Gao},
     title = {On the denominators of harmonic numbers},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {129--132},
     publisher = {Elsevier},
     volume = {356},
     number = {2},
     year = {2018},
     doi = {10.1016/j.crma.2018.01.005},
     language = {en},
     url = {http://archive.numdam.org/articles/10.1016/j.crma.2018.01.005/}
}