@inproceedings{,
    author = {Ntoutsi, Eirini; Stefanidis, Kostas},
    title = {Recommendations beyond the ratings matrix},
    editor = {},
    booktitle = {DDI '16: Proceedings of the Workshop on Data-Driven Innovation on the Web},
    series = {},
    journal = {},
    address = {New York, NY},
    publisher = {Association for Computing Machinery},
    edition = {},
    year = {2016},
    isbn = {978-1-4503-4360-2},
    volume = {},
    number =  {},
    pages = {1-5},
    url = {https://doi.org/10.1145/2911187.2914580},
    doi = {10.1145/2911187.2914580},
    keywords = {},
    abstract = {},
    note = {},
    
    
    
}