%0 Journal Article %A COUTINHO, S. C. %T QUADRATIC OPERATORS DONOT GENERATE MAXIMAL LEFT IDEALS OF THE WEYL ALGEBRA %J Glasgow mathematical journal %D 2000 %P 297-298 %V 42 %N 2 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500020176/ %R 10.1017/S0017089500020176 %F 10_1017_S0017089500020176