%0 Journal Article %A CHAVAN, SAMEER %A ATHAVALE, AMEER %T ON A FRIEDRICHS EXTENSION RELATED TO UNBOUNDED SUBNORMAL OPERATORS %J Glasgow mathematical journal %D 2006 %P 19-28 %V 48 %N 1 %U http://geodesic.mathdoc.fr/articles/10.1017/S001708950500282X/ %R 10.1017/S001708950500282X %F 10_1017_S001708950500282X