\input zb-basic \input zb-ioport \iteman{io-port 70655096} \itemau{Wiethoff, Alexander; Kowalski, Robert; Butz, Andreas} \itemti{Intuit: simple identification on tangible user interfaces} \itemso{Tangible and Embedded Interaction, 201-204 (2011).} \itemcc{} \itemut{} \itemli{doi:10.1145/1935701.1935741} \end