@article{10_4064_ap_34_1_69_83,
     author = {Jacek Gancarzewicz},
     title = {Connections of order r},
     journal = {Annales Polonici Mathematici},
     pages = {69--83},
     publisher = {mathdoc},
     volume = {34},
     number = {1},
     year = {1977},
     doi = {10.4064/ap-34-1-69-83},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-34-1-69-83/}
}