Voir la notice de l'article provenant de la source Novi sad journal of mathematics website
@article{NSJOM_1991_21_2a_5, author = {Pu\v{s}i\'c Nevena}, title = {On {Ricci-Recurrent} semi-decomposable riemannian spaces}, journal = {Novi Sad Journal of Mathematics}, pages = {49-59}, publisher = {mathdoc}, volume = {21}, number = {2}, year = {1991}, url = {http://geodesic.mathdoc.fr/item/NSJOM_1991_21_2a_5/} }
Pušić Nevena. On Ricci-Recurrent semi-decomposable riemannian spaces. Novi Sad Journal of Mathematics, Tome 21 (1991) no. 2. http://geodesic.mathdoc.fr/item/NSJOM_1991_21_2a_5/