The construction of the set of initial values of integral curves bounded by a “slit,” using asymptotic methods

@article{Kozubovskaya1969TheCO,
  title={The construction of the set of initial values of integral curves bounded by a “slit,” using asymptotic methods},
  author={I. G. Kozubovskaya},
  journal={Ukrainian Mathematical Journal},
  year={1969},
  volume={21},
  pages={620-629}
}