@article{JRAM_1937__176_149994,
     author = {Martin Eichler},
     title = {Bestimmung der {Idealklassenzahl} in gewissen normalen einfachen {Algebren.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {192--202},
     publisher = {mathdoc},
     volume = {176},
     year = {1937},
     zbl = {0016.05203},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1937__176_149994/}
}