@article{10_5427_jsing_2012_6h,
     author = {Konstantinos Kourliouros},
     title = {Local {Classification} of {Constrained} {Hamiltonian} {Systems} on {2-Manifolds}},
     journal = {Journal of Singularities},
     pages = {98--111},
     publisher = {mathdoc},
     volume = {6},
     year = {2012},
     doi = {10.5427/jsing.2012.6h},
     url = {http://geodesic.mathdoc.fr/articles/10.5427/jsing.2012.6h/}
}