Exploiting Index Pruning Methods for Clustering XML Collections. - Ismail Sengör Altingövde; Duygu Atilgan; Özgür Ulusoy (INEX, 2009)

XML Retrieval Using Pruned Element-Index Files. - Ismail Sengör Altingövde; Duygu Atilgan; Özgür Ulusoy (ECIR, 2010)

On the Size of Full Element-Indexes for XML Keyword Search. - Duygu Atilgan; Ismail Sengör Altingövde; Özgür Ulusoy (ECIR, 2012)