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@article{MS2_1971__29_166195, author = {Kenneth S. Williams}, title = {Forms {Representable} by an {Integral} {Positive-Definite} {Binary} {Quadratic} {Form.}}, journal = {Mathematica Scandinavica}, pages = {73--86}, publisher = {mathdoc}, volume = {29}, year = {1971}, zbl = {0227.10016}, url = {http://geodesic.mathdoc.fr/item/MS2_1971__29_166195/} }
Kenneth S. Williams. Forms Representable by an Integral Positive-Definite Binary Quadratic Form.. Mathematica Scandinavica, Tome 29 (1971), pp. 73-86. http://geodesic.mathdoc.fr/item/MS2_1971__29_166195/