@article{RCM_2016_50_1_a0,
     author = {Carlos Alberto Mar{\'\i}n Arango and David Bl\'azquez-Sanz},
     title = {Infinitesinally homogeneous manifolds with prescribed structure groups},
     journal = {Revista colombiana de matematicas},
     pages = {1--15},
     publisher = {mathdoc},
     volume = {50},
     number = {1},
     year = {2016},
     url = {http://geodesic.mathdoc.fr/item/RCM_2016_50_1_a0/}
}