TY - BOOK AU - Leble Sergei B TI - Nonlinear waves in waveguides with stratifiction T2 - Research reports in physics SN - 0387521496 (New York) U1 - B7:55, N1 PY - 1991/// CY - Berlin PB - Springer Verlag KW - Dynamics KW - Waves KW - Mechanics ER -