%0 Journal Article %A D. Fetcu %T Quaternionic maps between a hyper-Kähler manifold and a 3-almost contact manifold %J Novi Sad Journal of Mathematics %D 2006 %P 21-34 %V 36 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/NSJOM_2006_36_1a_3/ %F NSJOM_2006_36_1a_3