@article{10_2298_FIL2208507S,
     author = {Nikola Sarajlija},
     title = {Fredholmness and {Weylness} of block operator matrices},
     journal = {Filomat},
     pages = {2507 },
     year = {2022},
     volume = {36},
     number = {8},
     doi = {10.2298/FIL2208507S},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.2298/FIL2208507S/}
}