@article{04033863,
title = {Quadratic subfields of quartic extensions of local fields.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {11},
year = {1988},
pages = {1-4},
doi = {10.1155/S0161171288000018},
zbl = {0635.12008},
language = {en},
url = {http://dml.mathdoc.fr/item/04033863}
}
Repka, Joe. Quadratic subfields of quartic extensions of local fields.. International Journal of Mathematics and Mathematical Sciences, Tome 11 (1988) pp. 1-4. doi : 10.1155/S0161171288000018. http://gdmltest.u-ga.fr/item/04033863/