%0 Journal Article %A Dubickas, A. %A Smyth, C. J. %T Variations on the theme of Hilbert's theorem 90 %J Glasgow mathematical journal %D 2002 %P 435-441 %V 44 %N 3 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089502030082/ %R 10.1017/S0017089502030082 %F 10_1017_S0017089502030082