@article{TRSPY_2009_267_a1,
     author = {M. Chaperon},
     title = {Singularities in {Dynamics:} {A~Catastrophic} {Viewpoint}},
     journal = {Informatics and Automation},
     pages = {14--45},
     publisher = {mathdoc},
     volume = {267},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_2009_267_a1/}
}