@article{bwmeta1.element.bwnjournal-article-aav78i4p401bwm, author = {J. H. E. Cohn}, title = {The Diophantine equation x4 - Dy2 = 1, II}, journal = {Acta Arithmetica}, volume = {80}, year = {1997}, pages = {401-403}, zbl = {0870.11018}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-aav78i4p401bwm} }
J. H. E. Cohn. The Diophantine equation x⁴ - Dy² = 1, II. Acta Arithmetica, Tome 80 (1997) pp. 401-403. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-aav78i4p401bwm/
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