%0 Journal Article %T Understanding tag functions in a moderated, user-generated metadata ecosystem %A Gursoy, Ayse %A Wickett, Karen %A Feinberg, Melanie %J Journal of Documentation %V 74 %N 3 %P 490-508 %@ 0022-0418 %D 2018-05-14 %I Emerald Group Publishing Limited %~ DeepDyve