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Publications in Math-Net.Ru |
Citations |
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1971 |
| 1. |
G. K. Langer, “Generalized coresolvents of $\Pi$-isometric operator with unequal defect numbers”, Funktsional. Anal. i Prilozhen., 5:4 (1971), 73–75    ; Funct. Anal. Appl., 5:4 (1971), 329–331 |
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| 2. |
M. G. Krein, G. K. Langer, “Defective subspaces and generalized resolvents of an Hermitian operator in the space $\Pi_\varkappa$”, Funktsional. Anal. i Prilozhen., 5:3 (1971), 54–69 ; Funct. Anal. Appl., 5:3 (1971), 217–228 |
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| 3. |
M. G. Krein, G. K. Langer, “Defect subspaces and generalized resolvents of an Hermitian operator in the space $\Pi_\varkappa$”, Funktsional. Anal. i Prilozhen., 5:2 (1971), 59–71 ; Funct. Anal. Appl., 5:2 (1971), 136–146 |
89
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1970 |
| 4. |
H. Langer, “On the maximal dual pairs of invariant subspaces of $J$-self-adjoint operators”, Mat. Zametki, 7:4 (1970), 443–447 ; Math. Notes, 7:4 (1970), 269–271 |
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1966 |
| 5. |
G. K. Langer, “Invariant subspaces of linear operators acting in a space with indefinite metric”, Dokl. Akad. Nauk SSSR, 169:1 (1966), 12–15 |
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1964 |
| 6. |
M. G. Krein, G. K. Langer, “On the theory of quadratic pencils of self-adjoint operators”, Dokl. Akad. Nauk SSSR, 154:6 (1964), 1258–1261 |
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1963 |
| 7. |
M. G. Krein, G. K. Langer, “On the spectral function of a self-adjoint operator in a space with indefinite metric”, Dokl. Akad. Nauk SSSR, 152:1 (1963), 39–42 |
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1960 |
| 8. |
G. Langer, “On $J$-Hermite operators”, Dokl. Akad. Nauk SSSR, 134:2 (1960), 263–266 |
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