@article{1178245765,
author = {Sasaki, Shigeo and Yano, Kentar\^o},
title = {On the structure of spaces with normal projective connexions whose groups of holonomy fix a hyperquadric or a quadric of $(N-2)$-dimension},
journal = {Tohoku Math. J. (2)},
volume = {1},
number = {1},
year = {1949},
pages = { 31-39},
language = {en},
url = {http://dml.mathdoc.fr/item/1178245765}
}
Sasaki, Shigeo; Yano, Kentarô. On the structure of spaces with normal projective connexions whose groups of holonomy fix a hyperquadric or a quadric of $(N-2)$-dimension. Tohoku Math. J. (2), Tome 1 (1949) no. 1, pp. 31-39. http://gdmltest.u-ga.fr/item/1178245765/