Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{MASLO_1993__43_1_a5, author = {Lettrich, Jaroslav}, title = {The orthogonality in affine parallel structure}, journal = {Mathematica slovaca}, pages = {45--68}, publisher = {mathdoc}, volume = {43}, number = {1}, year = {1993}, mrnumber = {1216268}, zbl = {0798.51001}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MASLO_1993__43_1_a5/} }
Lettrich, Jaroslav. The orthogonality in affine parallel structure. Mathematica slovaca, Tome 43 (1993) no. 1, pp. 45-68. http://geodesic.mathdoc.fr/item/MASLO_1993__43_1_a5/