%0 Journal Article %A Colleti, Giulianella %A Scozzafava, Romano %T Null events and stochastical independence %J Kybernetika %D 1998 %P 69-78 %V 34 %N 1 %U http://geodesic.mathdoc.fr/item/KYB_1998_34_1_a6/ %G en %F KYB_1998_34_1_a6