@article{10_21136_CPM_1989_118390,
     author = {Modugno, Marco},
     title = {Jet involution and prolongations of connections},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky},
     pages = {356--365},
     publisher = {mathdoc},
     volume = {114},
     number = {4},
     year = {1989},
     doi = {10.21136/CPM.1989.118390},
     mrnumber = {1027231},
     zbl = {0693.58002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1989.118390/}
}