@article{JRAM_1943__185_150125,
     author = {Oskar Perron},
     title = {\"Uber die {Berechnung} der {Grundeinheit} in reellen quadratischen {K\"orpern} und {Ringen.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {106},
     publisher = {mathdoc},
     volume = {185},
     year = {1943},
     zbl = {0028.10801},
     language = {un},
     url = {https://geodesic-test.mathdoc.fr/item/JRAM_1943__185_150125/}
}