%0 Journal Article %A Kucharz, W. %T Symplectic bilinear forms on affine real algebraic surfaces %J Glasgow mathematical journal %D 1989 %P 195-198 %V 31 %N 2 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500007746/ %R 10.1017/S0017089500007746 %F 10_1017_S0017089500007746