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Publications in Math-Net.Ru |
Citations |
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1970 |
| 1. |
N. Z. Gabbasov, E. S. Chichkin, “The estimation of the domains of nonnegativity of the Cauchy function and its derivatives up to order $n-1$ for an $n$th order ordinary linear differential equation”, Differ. Uravn., 6:7 (1970), 1308–1310   |
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1969 |
| 2. |
N. Z. Gabbasov, E. S. Chichkin, “A certain integral formula for the solution of ordinary differential equations”, Differ. Uravn., 5:9 (1969), 1652–1662  |
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1966 |
| 3. |
Yu. V. Komlenko, E. S. Chichkin, “A method of estimating solutions of an integral equation”, Izv. Vyssh. Uchebn. Zaved. Mat., 1966, no. 3, 68–72 |
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1964 |
| 4. |
S. A. Pak, E. S. Čičkin, “On the existence of upper and lower solutions of the Cauchy problem for a second-order differential equation”, Izv. Vyssh. Uchebn. Zaved. Mat., 1964, no. 5, 91–94 |
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1962 |
| 5. |
E. S. Chichkin, “A theorem on a differential inequality for multi-point boundary-value problems”, Izv. Vyssh. Uchebn. Zaved. Mat., 1962, no. 2, 170–179 |
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1960 |
| 6. |
E. S. Chichkin, “A non-oscillation theorem for a linear self-adjoint differential equation of fourth order”, Izv. Vyssh. Uchebn. Zaved. Mat., 1960, no. 4, 206–209 |
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1959 |
| 7. |
E. S. Chichkin, “On the non-oscillation of solutions of non-linear differential equations of third and fourth order”, Izv. Vyssh. Uchebn. Zaved. Mat., 1959, no. 5, 219–221 |
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1958 |
| 8. |
E. S. Chichkin, “The non-oscillation problem for linear equations of fourth order”, Izv. Vyssh. Uchebn. Zaved. Mat., 1958, no. 3, 248–250 |
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| 9. |
N. V. Azbelev, Z. B. Tsalyuk, E. S. Chichkin, “Non-oscillatory solutions of non-linear second-order equations”, Izv. Vyssh. Uchebn. Zaved. Mat., 1958, no. 2, 3–4 |
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