%0 Journal Article %A Smith, Howard %T On subnormal series with factors of finite rank : the join problem %J Rendiconti del Seminario Matematico della Università di Padova %D 1992 %P 25-33 %V 88 %I Seminario Matematico of the University of Padua %U http://www.numdam.org/item/RSMUP_1992__88__25_0/ %G en %F RSMUP_1992__88__25_0