@article{10_4064_aa_78_4_401_403,
     author = {J. Cohn},
     title = {The {Diophantine} equation x⁴ - {Dy{\texttwosuperior}} = 1, {II}},
     journal = {Acta Arithmetica},
     pages = {401--403},
     publisher = {mathdoc},
     volume = {78},
     number = {4},
     year = {1996},
     doi = {10.4064/aa-78-4-401-403},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-78-4-401-403/}
}