@article{10_4064_aa108_2_2,
     author = {Akira Aiba},
     title = {On the vanishing of {Iwasawa} invariants of
 geometric cyclotomic ${\Bbb Z}_p$-extensions},
     journal = {Acta Arithmetica},
     pages = {113--122},
     publisher = {mathdoc},
     volume = {108},
     number = {2},
     year = {2003},
     doi = {10.4064/aa108-2-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa108-2-2/}
}