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Publications in Math-Net.Ru |
Citations |
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1988 |
| 1. |
P. R. Popivanov, N. D. Kutev, “Solvability of the degenerate complex Monge–Ampère equation”, Dokl. Akad. Nauk SSSR, 301:6 (1988), 1317–1320    ; Dokl. Math., 38:1 (1989), 220–223 |
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1986 |
| 2. |
T. V. Gramchev, P. R. Popivanov, “Microlocal properties of the problem with a singular oblique derivative in a neighbourhood of diffractive points”, Uspekhi Mat. Nauk, 41:1(247) (1986), 179–180 ; Russian Math. Surveys, 41:1 (1986), 223–224  |
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1982 |
| 3. |
P. R. Popivanov, “Hypoellipticity of differential operators in the class of generalized periodic functions”, Dokl. Akad. Nauk SSSR, 266:3 (1982), 565–568 |
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1978 |
| 4. |
P. R. Popivanov, “Local properties of pseudodifferential operators with double
involutive characteristics”, Uspekhi Mat. Nauk, 33:4(202) (1978), 223–224 ; Russian Math. Surveys, 33:4 (1978), 263–264 |
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1976 |
| 5. |
P. R. Popivanov, “Local solvability of pseudodifferential operators with characteristics of second multiplicity”, Mat. Sb. (N.S.), 100(142):2(6) (1976), 217–241 ; Math. USSR-Sb., 29:2 (1976), 193–216 |
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1974 |
| 6. |
P. R. Popivanov, “The local solvability of pseudodifferential equations wtih double characteristics”, Uspekhi Mat. Nauk, 29:5(179) (1974), 233–234 |
| 7. |
Yu. V. Egorov, P. R. Popivanov, “Equations of principal type witgout solution”, Uspekhi Mat. Nauk, 29:2(176) (1974), 172–189 ; Russian Math. Surveys, 29:2 (1974), 176–194 |
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| 8. |
P. R. Popivanov, “The solvability and hypoellipticity of differential equations”, Uspekhi Mat. Nauk, 29:1(175) (1974), 185–186 |
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1973 |
| 9. |
Yu. V. Egorov, P. R. Popivanov, “A class of pseudodifferential equations of principal type having no solutions”, Dokl. Akad. Nauk SSSR, 209:4 (1973), 775–777 |
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