%0 Journal Article %T Open knowledge: challenges and facts %A García‐Peñalvo, J.Francisco %A Figuerola, deGarcíaCarlos %A Merlo, A.José %J Online Information Review %V 34 %N 4 %P 520-539 %@ 1468-4527 %D 2010-08-10 %I Emerald Group Publishing Limited %~ DeepDyve