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The direct object identifier (DOI) for that additional information is: https://doi.org/10.1016/j.is.2017.09.001. This DOI is a link to an online electronic document that is either free or for purchase, and can be your direct source for a journal article and its citation.
This is the exact article published by NewsRx and authored by NewsRx in Computers, Networks & Communications, 215, ISSN: 1944-1568.
RE: Context-aware recommender systems in mobile environment: On the road of future research