%0 Journal Article %A XIAN, XU %T SIGN-CHANGING SOLUTIONS OF (e1, B)-LIMIT INCREASING OPERATOR EQUATION* %J Glasgow mathematical journal %D 2011 %P 535-554 %V 53 %N 3 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089511000115/ %R 10.1017/S0017089511000115 %F 10_1017_S0017089511000115