@CHAPTER{ iet:/content/books/10.1049/pbpc035g_fm, title = {Front Matter}, booktitle = Big Data Recommender Systems - Volume 2: Application Paradigms, publisher = {Institution of Engineering and Technology}, year = {2019}, series = {Computing}, doi = {10.1049/PBPC035G_fm}, url = {https://digital-library.theiet.org/;jsessionid=1hvkmix72gacm.x-iet-live-01content/books/10.1049/pbpc035g_fm} }