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  1. 2011

  2. The reflection of synergetic features in the response of geological medium on outer force actions

    Hachay, O. A., Khachay, O. Y., Klimko, V. K. & Shipeev, O. V., 2011, ADVANCES IN HETEROGENEOUS MATERIAL MECHANICS 2011: 3rd International Conference on Heterogeneous Material Mechanics (ICHMM 2011). Fan, J. H., Zhang, J. Q., Chen, H. B. & Jin, Z. H. (eds.). USA: DEStech Publications, Inc., p. 361-366 6 p.

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  3. 2010

  4. CSEM imaging of the near surface dynamics and its impact for foundation stability at quarter 27, 15th of May city, Helwan, Egypt

    Atya, M. A., Khachay, O. A., Soliman, M. M., Khachay, O. Y., Khalil, A. B., Gaballah, M., Shaaban, F. F. & El Hemali, I. A., 2010, In: Earth Sciences Research Journal. 14, 1, p. 76-87 11 p.

    Research output: Contribution to journal › Article › peer-review

  5. Geophysical contribution to evaluate the hydrothermal potentiality in Egypt: Case study: Hammam faraun and Abu Swiera, Sinai, Egypt

    Atya, M. A., Khachay, O. A., Latif, A. A., Khachay, O. Y., El-Qady, G. M. & Taha, A. I., 2010, In: Earth Sciences Research Journal. 14, 1, p. 44-62 19 p.

    Research output: Contribution to journal › Article › peer-review

  6. The asymptotic behaviour of the solution to a system of differential equations with a small parameter and singular initial point

    Il'in, A. M., Leonychev, Y. A. & Khachay, O. Y., 2010, In: Sbornik: Mathematics. 201, 1, p. 79-101 23 p.

    Research output: Contribution to journal › Article › peer-review

  7. 2009

  8. New Geophysical Electromagnetic Method of Archeological Object Research in Egypt

    Hachay, O. A., Khachay, O. Y. & Attya, M., 2009, Near Surface 2009 - 15th European Meeting of Environmental and Engineering Geophysics: book. European Association of Geoscientists and Engineers

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  9. 2008

  10. Singular initial value problem for a system of ordinary differential equations with a small parameter

    Il’in, A. M. & Khachai, O. Y., 1 Oct 2008, In: Doklady Mathematics. 78, 2, p. 729-732 4 p.

    Research output: Contribution to journal › Article › peer-review

  11. Asymptotic expansion of the solution of the initial value problem for a singularly perturbed ordinary differential equation

    Khachay, O. Y., 2008, In: Differential Equations. 44, 2, p. 282-285 4 p.

    Research output: Contribution to journal › Article › peer-review

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