%0 Journal Article %A BryƄski, M. %T Forms of the rings R[X] and R[X, Y] %J Glasgow mathematical journal %D 1972 %P 91-97 %V 13 %N 2 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500001464/ %R 10.1017/S0017089500001464 %F 10_1017_S0017089500001464