%0 Journal Article %A NIU, PENGCHENG %A CHEN, YANXIA %A HAN, YAZHOU %T SOME HARDY-TYPE INEQUALITIES FOR THE GENERALIZED BAOUENDI-GRUSHIN OPERATORS %J Glasgow mathematical journal %D 2004 %P 515-527 %V 46 %N 3 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089504002034/ %R 10.1017/S0017089504002034 %F 10_1017_S0017089504002034