%0 Book Section %A Voiculescu, Dan %T Operations on certain non-commutative operator-valued random variables %B Recent advances in operator algebras - Orléans, 1992 %A Collectif %S Astérisque %D 1995 %P 243-275 %N 232 %I Société mathématique de France %U http://archive.numdam.org/item/AST_1995__232__243_0/ %G en %F AST_1995__232__243_0