@article{10_4064_aa_38_4_411_418,
     author = {M. Kula},
     title = {Fields with non-trivial {Kaplansky's} radical and finite square class number},
     journal = {Acta Arithmetica},
     pages = {411--418},
     publisher = {mathdoc},
     volume = {38},
     number = {4},
     year = {1980},
     doi = {10.4064/aa-38-4-411-418},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-38-4-411-418/}
}