@article{PPN234729163+dmdlog148, title = {\S . 127. Die Pell'sche Gleichung}, booktitle = {Lehrbuch der Algebra Bd. 1}, series = {GDML\_Books}, year = {1895}, pages = {395}, url = {http://dml.mathdoc.fr/item/PPN234729163+dmdlog148} }
(éd.). §. 127. Die Pell'sche Gleichung, dans Lehrbuch der Algebra Bd. 1, GDML_Books, (1895), p. 395. http://gdmltest.u-ga.fr/item/PPN234729163+dmdlog148/