@article{MM2_1992__77_2-3_155789,
     author = {Tsutomu Shimada},
     title = {Some {Remarks} on {Leopoldt's} {Conjecture.}},
     journal = {Manuscripta mathematica},
     pages = {405--414},
     publisher = {mathdoc},
     volume = {77},
     number = {2-3},
     year = {1992},
     zbl = {0802.11042},
     url = {http://geodesic.mathdoc.fr/item/MM2_1992__77_2-3_155789/}
}