\input zb-basic \input zb-ioport \iteman{io-port 50133708} \itemau{Lundberg, J.; Conrad, J.; Rolke, W.; Lopez, A.} \itemti{Limits, discovery and cut optimization for a Poisson process with uncertainty in background and signal efficiency: trolke 2.0} \itemso{Computer Physics Communications 181, No. 3, 683-686 (2010).} \itemcc{} \itemut{} \itemli{doi:10.1016/j.cpc.2009.11.001} \end