@article{10_4064_aa_65_1_15_27,
     author = {Andrej Dujella},
     title = {Generalization of a problem of {Diophantus}},
     journal = {Acta Arithmetica},
     pages = {15--27},
     publisher = {mathdoc},
     volume = {65},
     number = {1},
     year = {1993},
     doi = {10.4064/aa-65-1-15-27},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-65-1-15-27/}
}