Second order sufficient conditions for optimal control problems with non-unique minimizers. - Christos Gavriel; Richard Vinter (ACC, 2010)

Regularity of minimizers for higher order variational problems in one independent variable. - Christos Gavriel; Sofia Lopes; Richard Vinter (Annu. Rev. Control., 2011)

Risk-averse shortest path problems. - Christos Gavriel; Grani Adiwena Hanasusanto; Daniel Kuhn 001 (CDC, 2012)