%0 Journal Article %A Boško S. Jovanović %T About some types of boundary value problems with interfaces %J Kragujevac Journal of Mathematics %D 2007 %P 13 %V 30 %I mathdoc %U http://geodesic.mathdoc.fr/item/KJM_2007_30_a1/ %G en %F KJM_2007_30_a1