\input zb-basic \input zb-ioport \iteman{io-port 70090433} \itemau{Epstein, Leah; Noga, John; Seiden, Steven S.; Sgall, Jiri; Woeginger, Gerhard J.} \itemti{Randomized online scheduling on two uniform machines} \itemso{SODA, 317-326 (1999).} \itemcc{} \itemut{} \itemli{doi:10.1145/314500.314581} \end