Chapter 5
Monika Dryl and Delfim F. M. Torres - The Delta-Nabla Calculus of Variations for Composition (2012)
Network Camera DS 2CD2412F I(W)
Michele Gori - Lower Semicontinuity and Relaxation (2004)
Univerrsity of Trento - Constrained Calculus of Variations and Geometric Optimal Control Theory
Barbara Wendelberger - Calculus_of_Variations