@article{ARM_1986_22_1_a2,
     author = {Jany\v{s}ka, Josef and Kol\'a\v{r}, Ivan},
     title = {On the connections naturally induced on the second order frame bundle},
     journal = {Archivum mathematicum},
     pages = {21--28},
     year = {1986},
     volume = {22},
     number = {1},
     mrnumber = {868117},
     zbl = {0628.53034},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_1986_22_1_a2/}
}