@article{MM2_1978__25_154570,
     author = {Gervasio G. Bastos},
     title = {Some results on the degree of imperfection of complete valued fields.},
     journal = {Manuscripta mathematica},
     pages = {315--322},
     publisher = {mathdoc},
     volume = {25},
     year = {1978},
     zbl = {0398.12018},
     url = {http://geodesic.mathdoc.fr/item/MM2_1978__25_154570/}
}