Thomas Kesselheim Klaus Radke Andreas Tönnis Berthold Vöcking Primal beats dual on online packing LPs in the random-order model. 303-312 2014 STOC https://doi.org/10.1145/2591796.2591810 conf/stoc/2014 db/conf/stoc/stoc2014.html#KesselheimTRV14