Voir la notice de l'article provenant de la source Novi sad journal of mathematics website
@article{NSJOM_2006_36_1a_3, author = {D. Fetcu}, title = {Quaternionic maps between a {hyper-K\"ahler} manifold and a 3-almost contact manifold}, journal = {Novi Sad Journal of Mathematics}, pages = {21-34}, publisher = {mathdoc}, volume = {36}, number = {1}, year = {2006}, url = {http://geodesic.mathdoc.fr/item/NSJOM_2006_36_1a_3/} }
D. Fetcu. Quaternionic maps between a hyper-Kähler manifold and a 3-almost contact manifold. Novi Sad Journal of Mathematics, Tome 36 (2006) no. 1. http://geodesic.mathdoc.fr/item/NSJOM_2006_36_1a_3/