%0 Journal Article %A Brown, Richard C. %A TvrdĂ˝, Milan %T Generalized boundary value problems with abstract side conditions and their adjoints. I. %J Commentationes Mathematicae Universitatis Carolinae %D 1979 %V 20 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_1979__20_1_a17/ %G en %F CMUC_1979__20_1_a17