Search What: Where: - In the title - In the annotation - In keywords Issue: All Issues Via in tempore. History and political science Economics. Information Technologies NOMOTHETIKA: Philosophy. Sociology. Law Regional Geosystems Challenges in Modern Medicine Applied Mathematics & Physics Issues in Journalism, Education, Linguistics Author: Rubric: Number: Author Title File Number Issue V.Sh. Roitenberg Structural stability of planar vector fields that are invariant under the rotation group Volume 50, № 4 Mathematics. Physics V.Sh. Roitenberg ON BIFURCATIONS OF HOMOGENEOUS POLINOMIAL VECTOR FIELDS ON THE PLANE Volume 51, № 2 Mathematics. Physics V.Sh. Roitenberg On bifurcations of a limit cycle passing through a junction point of lines of discontinuity of a vector field and tangent to one of them Volume 50, №1 Mathematics. Physics Articles 1 - 3 of 3 First | Prev. | 1 | Next | Last