@article{10_5817_AM2013_5_303,
     author = {Kol\'a\v{r}, Ivan},
     title = {On the natural transformations of {Weil} bundles},
     journal = {Archivum mathematicum},
     pages = {303--308},
     publisher = {mathdoc},
     volume = {49},
     number = {5},
     year = {2013},
     doi = {10.5817/AM2013-5-303},
     mrnumber = {3159329},
     zbl = {06383792},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.5817/AM2013-5-303/}
}