id: 70892405 dt: a an: 70892405 au: Obermeier, Sebastian; Böttcher, Stefan; Wycisk, Thomas ti: Xpath selectivity estimation for a mobile auction application so: IDEAS, 251-262 (2007). py: 2007 pu: la: EN cc: ut: ci: li: http://doi.ieeecomputersociety.org/10.1109/IDEAS.2007.46