TY - JOUR T1 - DateLens: A fisheye calendar interface for PDAs JF - ACM Transactions on Computer-Human Interaction (TOCHI) Y1 - 2004 A1 - Bederson, Benjamin B. A1 - Clamage,A. A1 - Czerwinski,M.P. A1 - Robertson,G.G. VL - 11 CP - 1 ER -