@article{MM2_1996__91_3_156227,
     author = {Masakazu Yamagishi},
     title = {A note on free pro-p-extensions of algebraic number fields.},
     journal = {Manuscripta mathematica},
     pages = {231--234},
     publisher = {mathdoc},
     volume = {91},
     number = {3},
     year = {1996},
     zbl = {0869.11086},
     url = {http://geodesic.mathdoc.fr/item/MM2_1996__91_3_156227/}
}