@article{CMH_1953__27_139068,
     author = {L. Carlitz},
     title = {The class number of an imaginary quadratic field.},
     journal = {Commentarii mathematici Helvetici},
     pages = {338--345},
     year = {1953},
     volume = {27},
     zbl = {0052.03402},
     url = {http://geodesic.mathdoc.fr/item/CMH_1953__27_139068/}
}