Finding common solutions of a variational inequality, a general system of variational inequalities, and a fixed-point problem via a hybrid extragradient method. Ceng, Lu-Chuan, Guu, Sy-Ming, Yao, Jen-Chih (2011) Fixed Point Theory and Applications [electronic only]
Front propagation for reaction-diffusion equations of bistable type G. Barles, L. Bronsard, P. E. Souganidis (1992) Annales de l'I.H.P. Analyse non linéaire
Functional theory of geodesic fields and its applications to the calculus of variations of multiple integrals K. Gawędzki (1971) Studia Mathematica