Sergey ROSHCHUPKIN, Yevgeniy ZINCHENKO
29-33
string, perturbation theory, Schwarzschild black hole
The Motion of Cosmic Strings in the Schwarzschild Black Hole Spacetime
Sergey ROSHCHUPKIN, Yevgeniy ZINCHENKO
Timelike and Spacelike Ricci Collineation Vectors in String Fluid
APPROXIMATE SOLUTIONS OF NONLINEAR OSCILLATORS
Null string in curved backgrounds
Sergey Nikolaevich ROSHCHUPKIN
Turkish Journal of Agriculture and Forestry