@article{JRAM_1979__0307_0308_152126,
     author = {Jih-Min Shyr},
     title = {Class numbers of binary quadratic forms over algebraic number fields.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {353--364},
     publisher = {mathdoc},
     volume = {0307_0308},
     year = {1979},
     zbl = {0397.10012},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1979__0307_0308_152126/}
}