@article{COCV_2003__9__207_0,
     author = {Colonius, Fritz and Fabbri, Roberta},
     title = {Controllability for systems with slowly varying parameters},
     journal = {ESAIM: Control, Optimisation and Calculus of Variations},
     pages = {207--216},
     publisher = {EDP-Sciences},
     volume = {9},
     year = {2003},
     doi = {10.1051/cocv:2003010},
     mrnumber = {1957099},
     zbl = {1063.93006},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/cocv:2003010/}
}