• Mining and modelling web user engagement : a survey on academic sites for framework establishment [Electronic resource]Robal, Tarmo; Kalja, AhtoPICMET '16 : Portland International Conference on Management of Engineering and Technology : proceedings. Technology Management for Social Innovation2016 / p. 1942-1952 : ill. [USB] https://doi.org/10.1109/PICMET.2016.7806759