New Techniques for Visualising Web Navigational Data. - Victor Pascual-Cid; Ricardo Baeza-Yates; Juan Carlos Dürsteler; Sergi Minguez; Christian Middleton (IV, 2009)

The Geographical Life of Search. - Ricardo Baeza-Yates; Christian Middleton; Carlos Castillo 001 (Web Intelligence, 2009)

WCL2R: A Benchmark Collection for Learning to Rank Research with Clickthrough Data. - Otávio D. A. Alcântara; Álvaro R. Pereira Jr.; Humberto Mossri de Almeida; Marcos André Gonçalves; Christian Middleton; Ricardo Baeza-Yates (J. Inf. Data Manag., 2010)