@article{TAC_2019_34_a14,
     author = {R. F. Blute and G. S. H. Cruttwell and R. B. B. Lucyshyn-Wright},
     title = {Affine geometric spaces in tangent categories},
     journal = {Theory and applications of categories},
     pages = {405--437},
     publisher = {mathdoc},
     volume = {34},
     year = {2019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TAC_2019_34_a14/}
}