On bifurcations of periodic motions near a structurally unstable homoclinic curve
O. V. Sten'kin, L. P. Shilnikov

This publication is cited in the following articles:

1. V. S. Gonchenko, “Homoclinic Tangencies, $\Omega$-Moduli, and Bifurcations”, Proc. Steklov Inst. Math., 236 (2002), 94–109