TY - JOUR AU - Tamminen, Eero V. TI - Strong Lagrange duality and the maximum principle for nonlinear discrete time optimal control problems JO - ESAIM: Control, Optimisation and Calculus of Variations PY - 2019 VL - 25 PB - EDP-Sciences UR - http://www.numdam.org/articles/10.1051/cocv/2018012/ DO - 10.1051/cocv/2018012 LA - en ID - COCV_2019__25__A20_0 ER -