%0 Journal Article %A Galanova, N. %T Symmetric and Asymmetric Gaps in Some Fields of Formal Power Series %J Serdica Mathematical Journal %D 2004 %P 495-504 %V 30 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/SMJ2_2004_30_4_a2/ %G en %F SMJ2_2004_30_4_a2