TY - JOUR AU - Ebenbeck, Matthias AU - Knopf, Patrik TI - Optimal control theory and advanced optimality conditions for a diffuse interface model of tumor growth JO - ESAIM: Control, Optimisation and Calculus of Variations PY - 2020 VL - 26 PB - EDP-Sciences UR - http://archive.numdam.org/articles/10.1051/cocv/2019059/ DO - 10.1051/cocv/2019059 LA - en ID - COCV_2020__26_1_A71_0 ER -