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Publications in Math-Net.Ru |
Citations |
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1961 |
| 1. |
P. I. Petrov, “The fundamental problem of non-Riemannian geometry in a binary region”, Dokl. Akad. Nauk SSSR, 140:4 (1961), 766–768   |
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1959 |
| 2. |
P. I. Petrov, “Invariants and classification of differential quadratic forms in four variables”, Izv. Akad. Nauk SSSR Ser. Mat., 23:3 (1959), 387–420  |
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1957 |
| 3. |
P. I. Petrov, “Second order invariants of the quaternary differential quadratic form”, Dokl. Akad. Nauk SSSR, 113:6 (1957), 1214–1217 |
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1954 |
| 4. |
P. I. Petrov, “On differential invariants of conformally flat three-dimensional Riemannian spaces”, Uchenye Zapiski Kazanskogo Universiteta, 114:2 (1954), 109–122 |
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1952 |
| 5. |
P. I. Petrov, “К проблеме разыскания скалярных дифференциальных инвариантов обобщенных пространств”, Uchenye Zapiski Kazanskogo Universiteta, 112:9 (1952), 21–37 |
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1958 |
| 6. |
P. I. Petrov, “Поправки к статье “Инварианты второго порядка кватернарной дифференциальной квадратичной формы”
(ДАН, т. 113, № 6, 1957 г.)”, Dokl. Akad. Nauk SSSR, 119:5 (1958), 846 |
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