@article{10_4064_aa_17_4_379_387,
     author = {W. Ljunggren},
     title = {On the representation of integers by certain binary cubic and biquadratic forms},
     journal = {Acta Arithmetica},
     pages = {379--387},
     publisher = {mathdoc},
     volume = {17},
     number = {4},
     year = {1970},
     doi = {10.4064/aa-17-4-379-387},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-17-4-379-387/}
}