Citation: Jl. Fenner et M. Pinto, ON THE BEHAVIOR OF A CLASS OF QUASI-LINEAR (H, K) HYPERBOLIC SYSTEMS UNDER LINEAR PERTURBATIONS, Nonlinear analysis, 30(2), 1997, pp. 1165-1170
Citation: Jl. Fenner et M. Pinto, ON (H, K) MANIFOLDS WITH ASYMPTOTIC PHASE, Journal of mathematical analysis and applications, 216(2), 1997, pp. 549-568