Shopolov, N. N. The first boundary value problem for a parabolic equation with arguments exchanging their parts. II. (Bulgarian. English, Russian summaries) Zbl 0695.35206 God. Vissh. Uchebn. Zaved., Prilozhna Mat. 21(1985), No. 4, 45-60 (1986). MSC: 35Q99 35K20 35A05 PDF BibTeX XML Cite \textit{N. N. Shopolov}, God. Vissh. Uchebn. Zaved., Prilozh. Mat. 21, No. 4, 45--60 (1985; Zbl 0695.35206) OpenURL
Shopolov, N. N. The second boundary value problem for a parabolic equation with arguments exchanging their parts. I. (Bulgarian. English, Russian summaries) Zbl 0695.35205 God. Vissh. Uchebn. Zaved., Prilozhna Mat. 21(1985), No. 3, 59-76 (1986). MSC: 35Q99 35K20 35A05 PDF BibTeX XML Cite \textit{N. N. Shopolov}, God. Vissh. Uchebn. Zaved., Prilozh. Mat. 21, No. 3, 59--76 (1985; Zbl 0695.35205) OpenURL
Raeva, M. B. On the singular points of a nonlinear differential equation with parameters. (English) Zbl 0619.34033 God. Vissh. Uchebn. Zaved., Prilozhna Mat. 20(1985), No. 4, 47-51 (1984). Reviewer: B.Aulbach MSC: 34C05 PDF BibTeX XML Cite \textit{M. B. Raeva}, God. Vissh. Uchebn. Zaved., Prilozh. Mat. 20, No. 4, 47--51 (1985; Zbl 0619.34033) OpenURL
Raeva, M. B. On a singular point of the ”center” type for a certain nonlinear differential equation. (Bulgarian. English, Russian summaries) Zbl 0597.34025 God. Vissh. Uchebn. Zaved., Prilozhna Mat. 19(1984), No. 3, 61-65 (1983). MSC: 34C05 37-XX PDF BibTeX XML Cite \textit{M. B. Raeva}, God. Vissh. Uchebn. Zaved., Prilozh. Mat. 19, No. 3, 61--65 (1983; Zbl 0597.34025) OpenURL
Shopolov, N. N. The second boundary value problem for a mixed-parabolic equation with non-local initial conditions. II. (Bulgarian. French, Russian summaries) Zbl 0578.35038 God. Vissh. Uchebn. Zaved., Prilozhna Mat. 18(1982), No. 4, 87-102 (1983). MSC: 35K20 35K15 35A05 35M99 PDF BibTeX XML Cite \textit{N. N. Shopolov}, God. Vissh. Uchebn. Zaved., Prilozh. Mat. 18, No. 4, 87--102 (1983; Zbl 0578.35038) OpenURL
Shopolov, N. N. The second boundary value problem for a mixed-parabolic equation with two perpendicular degeneration lines and non-local initial conditions. I. (Bulgarian. French, Russian summaries) Zbl 0578.35037 God. Vissh. Uchebn. Zaved., Prilozhna Mat. 18(1982), No. 4, 103-119 (1983). MSC: 35K20 35K15 35A05 35M99 PDF BibTeX XML Cite \textit{N. N. Shopolov}, God. Vissh. Uchebn. Zaved., Prilozh. Mat. 18, No. 4, 103--119 (1983; Zbl 0578.35037) OpenURL
Totov, G. N. Equivalence between the boundary value problem for a nonlinear differential equation and the problem for the corresponding integro- differential equation. (Bulgarian. French, Russian summaries) Zbl 0568.34012 God. Vissh. Uchebn. Zaved., Prilozhna Mat. 19(1983), No. 1, 89-100 (1984). Reviewer: L.Hacia MSC: 34B15 34B27 45J05 34A34 PDF BibTeX XML Cite \textit{G. N. Totov}, God. Vissh. Uchebn. Zaved., Prilozh. Mat. 19, No. 1, 89--100 (1983; Zbl 0568.34012) OpenURL
Shopolov, N. N. The second boundary value problem for a mixed-parabolic equation with non-local initial conditions. (Bulgarian. French, Russian summaries) Zbl 0558.35029 God. Vissh. Uchebn. Zaved., Prilozhna Mat. 18(1982), No. 3, 47-61 (1983). MSC: 35K20 35M99 35A05 PDF BibTeX XML Cite \textit{N. N. Shopolov}, God. Vissh. Uchebn. Zaved., Prilozh. Mat. 18, No. 3, 47--61 (1983; Zbl 0558.35029) OpenURL
Shopolov, N. N. On a boundary value problem for a mixed-parabolic equation with nonlocal initial conditions. II. (Bulgarian) Zbl 0503.35041 God. Vissh. Uchebn. Zaved., Prilozhna Mat. 15(1979), No. 2, 147-158 (1980). MSC: 35K15 35M99 35A05 PDF BibTeX XML Cite \textit{N. N. Shopolov}, God. Vissh. Uchebn. Zaved., Prilozh. Mat. 15, No. 2, 147--158 (1980; Zbl 0503.35041) OpenURL
Shopolov, N. N. On a boundary value problem for a mixed-parabolic equation with non-local initial conditions. I. (Bulgarian) Zbl 0503.35040 God. Vissh. Uchebn. Zaved., Prilozhna Mat. 15(1979), No. 2, 137-146 (1980). MSC: 35K15 35M99 35A05 PDF BibTeX XML Cite \textit{N. N. Shopolov}, God. Vissh. Uchebn. Zaved., Prilozh. Mat. 15, No. 2, 137--146 (1980; Zbl 0503.35040) OpenURL
Dokovski, P. D.; Prevalska, K. G. On a non-linear differential equation of second order. (Bulgarian) Zbl 0435.34002 God. Vissh. Uchebn. Zaved., Prilozhna Mat. 13(1977), No. 2, 75-85 (1978). MSC: 34A05 34A34 PDF BibTeX XML Cite \textit{P. D. Dokovski} and \textit{K. G. Prevalska}, God. Vissh. Uchebn. Zaved., Prilozh. Mat. 13, No. 2, 75--85 (1978; Zbl 0435.34002) OpenURL
Danilyuk, I. I. Theorem about the compactness of the set of solutions of a non-linear problem with a free boundary. (Russian) Zbl 0399.35087 God. Vissh. Uchebn. Zaved., Prilozhna Mat. 11(1975), No. 2, 35-42 (1977). MSC: 35Q99 35A05 35J25 35R35 PDF BibTeX XML Cite \textit{I. I. Danilyuk}, God. Vissh. Uchebn. Zaved., Prilozh. Mat. 11, No. 2, 35--42 (1977; Zbl 0399.35087) OpenURL
Dryja, M. [Dryya, J.] On a scheme with a splitting operator for a parabolic equation in an arbitrary domain. (Russian) Zbl 0397.65063 God. Vissh. Uchebn. Zaved., Prilozhna Mat. 11(1975), No. 2, 65-73 (1977). MSC: 65M12 35K20 35A35 65M99 65N99 PDF BibTeX XML Cite \textit{M. Dryja}, God. Vissh. Uchebn. Zaved., Prilozh. Mat. 11, No. 2, 65--73 (1977; Zbl 0397.65063) OpenURL
Raeva, M. B. On the phase trajectories and the singular points of a non-linear differential equation of the second order. (Bulgarian) Zbl 0403.34009 God. Vissh. Uchebn. Zaved., Prilozhna Mat. 11(1975), No. 1, 177-192 (1976). MSC: 34A34 70K99 PDF BibTeX XML Cite \textit{M. B. Raeva}, God. Vissh. Uchebn. Zaved., Prilozh. Mat. 11, No. 1, 177--192 (1976; Zbl 0403.34009) OpenURL