%0 Journal Article %T Knowledge-relatedness in firm technological diversification %A Breschi, Stefano %A Lissoni, Francesco %A Malerba, Franco %A , %J Research Policy %V 32 %N 1 %P 69-87 %@ 0048-7333 %D 2003-01-01 %I Elsevier BV %~ DeepDyve