00368nas a2200097   4500000000100000008004100001260005800042100001600100700002500116245012900141       2006                            d  bAssociation for Computing Machinery (ACM)aCopenhagen1 aIsto Huvila1 aGunilla Widén-Wulff00aPerspectives to the classication of information interactions: The Cool and Belkin faceted classication scheme under scrutiny