Hopf bifurcation for fully nonlinear equations in Banach space Giuseppe Da Prato, Alessandra Lunardi (1986) Annales de l'I.H.P. Analyse non linéaire
Hopf bifurcation of a mathematical model for growth of tumors with an action of inhibitor and two time delays. Shi, Bao, Zhang, Fangwei, Xu, Shihe (2011) Abstract and Applied Analysis
Hopf bifurcation with the spatial average of an activator in a radially symmetric free boundary problem. Ham, Yoonmee (2010) Mathematical Problems in Engineering