\input zb-basic \input zb-ioport \iteman{io-port 70407804} \itemau{Trawny, Nikolas; Roumeliotis, Stergios I.} \itemti{On the global optimum of planar, range-based robot-to-robot relative pose estimation} \itemso{ICRA, 3200-3206 (2010).} \itemcc{} \itemut{} \itemli{doi:10.1109/ROBOT.2010.5509541} \end