@article{10_4064_cm_26_1_229_239,
     author = {A. Szybiak},
     title = {Canonical form on a groupoid related to regular prolongations of {Lie} groups},
     journal = {Colloquium Mathematicum},
     pages = {229--239},
     publisher = {mathdoc},
     volume = {26},
     number = {1},
     year = {1972},
     doi = {10.4064/cm-26-1-229-239},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-26-1-229-239/}
}