@article{COCV_2010__16_3_523_0,
     author = {Amstutz, Samuel},
     title = {A penalty method for topology optimization subject to a pointwise state constraint},
     journal = {ESAIM: Control, Optimisation and Calculus of Variations},
     pages = {523--544},
     publisher = {EDP-Sciences},
     volume = {16},
     number = {3},
     year = {2010},
     doi = {10.1051/cocv/2009013},
     mrnumber = {2674625},
     zbl = {1201.49046},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/cocv/2009013/}
}