D. Economou, A. Keable-Crouch, V. Bouki, A. Basukoski, and V. Getov. MOBILWARE, volume 93 of Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering, page 23-33. Springer, (2011)
C. Crouch, S. Apte, and H. Bapat. INitiative for the Evaluation of XML Retrieval (INEX). Proceedings of the First INEX Workshop. Dagstuhl, Germany, December 8-11, 2002, page 95-98. Sophia Antipolis, France, ERCIM, (March 2002)