@article{MAN_1978__238_163200,
     author = {J\"urgen Ritter},
     title = {P-Acid {Fields} {Having} the {Same} {Type} of {Algebraic} {Extensions.}},
     journal = {Mathematische Annalen},
     pages = {281--288},
     year = {1978},
     volume = {238},
     zbl = {0393.12025},
     url = {http://geodesic.mathdoc.fr/item/MAN_1978__238_163200/}
}