@article{10_4064_aa_22_2_117_124,
     author = {P. Weinberger},
     title = {Exponents of the class groups of complex quadratic fields},
     journal = {Acta Arithmetica},
     pages = {117--124},
     publisher = {mathdoc},
     volume = {22},
     number = {2},
     year = {1972},
     doi = {10.4064/aa-22-2-117-124},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-22-2-117-124/}
}