%0 Journal Article %A I. N. Parasidis %A P. C. Tsekrekos %T Correct and selfadjoint problems for quadratic operators %J Eurasian mathematical journal %D 2010 %P 122-135 %V 1 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/EMJ_2010_1_2_a8/ %G en %F EMJ_2010_1_2_a8