TY - JOUR AU - Rieger, Marc Oliver TI - Abstract variational problems with volume constraints JO - ESAIM: Control, Optimisation and Calculus of Variations PY - 2004 SP - 84 EP - 98 VL - 10 IS - 1 PB - EDP-Sciences UR - http://www.numdam.org/articles/10.1051/cocv:2003034/ DO - 10.1051/cocv:2003034 LA - en ID - COCV_2004__10_1_84_0 ER -