@article{10_21136_CMJ_1974_101243,
     author = {Kol\'a\v{r}, Ivan},
     title = {Some higher order operations with connections},
     journal = {Czechoslovak Mathematical Journal},
     pages = {311--330},
     publisher = {mathdoc},
     volume = {24},
     number = {2},
     year = {1974},
     doi = {10.21136/CMJ.1974.101243},
     mrnumber = {0356114},
     zbl = {0313.53013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1974.101243/}
}