@article{FAA_1971_5_4_a14,
     author = {A. S. Markus},
     title = {Completeness of the part of characteristic and adjoined vectors for certain nonlinear spectral problems},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {78--79},
     publisher = {mathdoc},
     volume = {5},
     number = {4},
     year = {1971},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_1971_5_4_a14/}
}