@article{COCV_2004__10_1_84_0,
     author = {Rieger, Marc Oliver},
     title = {Abstract variational problems with volume constraints},
     journal = {ESAIM: Control, Optimisation and Calculus of Variations},
     pages = {84--98},
     publisher = {EDP-Sciences},
     volume = {10},
     number = {1},
     year = {2004},
     doi = {10.1051/cocv:2003034},
     mrnumber = {2084256},
     zbl = {1068.49002},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/cocv:2003034/}
}