§. 31. Gruppen vom Grade
Lehrbuch der Algebra Bd. 2, GDML_Books, (1896), p. 127 / Harvested from
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@article{PPN234735015+dmdlog44,
     title = {\S . 31. Gruppen vom Grade},
     booktitle = {Lehrbuch der Algebra Bd. 2},
     series = {GDML\_Books},
     year = {1896},
     pages = {127},
     url = {http://dml.mathdoc.fr/item/PPN234735015+dmdlog44}
}

 (éd.). §. 31. Gruppen vom Grade, dans Lehrbuch der Algebra Bd. 2, GDML_Books,  (1896), p. 127. http://gdmltest.u-ga.fr/item/PPN234735015+dmdlog44/