\input zb-basic \input zb-ioport \iteman{io-port 70882207} \itemau{Rohs, Michael; Oulasvirta, Antti; Suomalainen, Tiia} \itemti{Interaction with magic lenses: real-world validation of a fitts' law model} \itemso{CHI, 2725-2728 (2011).} \itemcc{} \itemut{} \itemli{doi:10.1145/1978942.1979343} \end