@article{FAA_1990_24_1_a6,
     author = {M. S. Agranovich},
     title = {Non-self-adjoint problems with a parameter that are elliptic in the sense of {Agmon--Douglis--Nirenberg}},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {59--61},
     publisher = {mathdoc},
     volume = {24},
     number = {1},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_1990_24_1_a6/}
}