%0 Journal Article %A Nikola Sarajlija %T Fredholmness and Weylness of block operator matrices %J Filomat %D 2022 %P 2507 %V 36 %N 8 %U http://geodesic.mathdoc.fr/articles/10.2298/FIL2208507S/ %R 10.2298/FIL2208507S %G en %F 10_2298_FIL2208507S