@article{COCV_2003__9__169_0,
     author = {Logemann, Hartmut and Ryan, Eugene P.},
     title = {Systems with hysteresis in the feedback loop : existence, regularity and asymptotic behaviour of solutions},
     journal = {ESAIM: Control, Optimisation and Calculus of Variations},
     pages = {169--196},
     publisher = {EDP-Sciences},
     volume = {9},
     year = {2003},
     doi = {10.1051/cocv:2003007},
     mrnumber = {1957097},
     zbl = {1076.45004},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/cocv:2003007/}
}