with Charalampous, A. , 2017, Classifying document types to enhance search and recommendations in digital libraries, in J. Kamps, G. Tsakonas, Y. Manolopoulos, L. Iliadis & I. Karydis (eds.), Research and advanced technology for digital libraries, Dordrecht, Springer, pp. 181-192.
, 2017a, What others say about this work? scalable extraction of citation contexts from research papers, in J. Kamps, G. Tsakonas, Y. Manolopoulos, L. Iliadis & I. Karydis (eds.), Research and advanced technology for digital libraries, Dordrecht, Springer, pp. 287-299.