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@article{KUIPM_1976_a5, author = {V. S. Mokeichev}, title = {Eigenvalues of a system of equations in a {Hilbert} space}, journal = {Issledovaniya po Prikladnoi Matematike i Informatike}, pages = {53--68}, publisher = {mathdoc}, year = {1976}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KUIPM_1976_a5/} }
V. S. Mokeichev. Eigenvalues of a system of equations in a Hilbert space. Issledovaniya po Prikladnoi Matematike i Informatike, Issledovaniya po Prikladnoi Matematike (1976), pp. 53-68. http://geodesic.mathdoc.fr/item/KUIPM_1976_a5/