@article{CMJ_2006_56_2_a6,
     author = {Kubarski, Jan},
     title = {The {Euler-Poincar\'e-Hopf} theorem for flat connections in some transitive {Lie} algebroids},
     journal = {Czechoslovak Mathematical Journal},
     pages = {359--376},
     year = {2006},
     volume = {56},
     number = {2},
     mrnumber = {2291742},
     zbl = {1164.57304},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMJ_2006_56_2_a6/}
}