@article{10_4064_cm109_1_2,
     author = {Konstantinos A. Draziotis},
     title = {The {Ljunggren} equation revisited},
     journal = {Colloquium Mathematicum},
     pages = {9--11},
     publisher = {mathdoc},
     volume = {109},
     number = {1},
     year = {2007},
     doi = {10.4064/cm109-1-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm109-1-2/}
}