@article{10_4064_aa131_1_7,
     author = {Yaming Lu and Wenpeng Zhang},
     title = {On the {Kummer} conjecture},
     journal = {Acta Arithmetica},
     pages = {87--102},
     publisher = {mathdoc},
     volume = {131},
     number = {1},
     year = {2008},
     doi = {10.4064/aa131-1-7},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa131-1-7/}
}