Alexander Shishkin, Polina Zhinalieva, Kirill Nikolaev. Quality-biased ranking for queries with commercial intent. In Leslie Carr, Alberto H. F. Laender, Bernadette Farias Lóscio, Irwin King, Marcus Fontoura, Denny Vrandecic, Lora Aroyo, José Palazzo M. de Oliveira, Fernanda Lima, Erik Wilde, editors, 22nd International World Wide Web Conference, WWW '13, Rio de Janeiro, Brazil, May 13-17, 2013, Companion Volume. pages 1145-1148, International World Wide Web Conferences Steering Committee / ACM, 2013. [doi]