WASET
    Martin H¨ausl and  Maximilian Auch and  Johannes Forster and  Peter Mandl and  Alexander Schill,  Social Media Idea Ontology: A Concept for Semantic Search of Product Ideas in Customer Knowledge through User-Centered Metrics and Natural Language Processing.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2017, vol. 132(12). 1337 - 1343
    [viewed 20 April 2024]. Available from: https://publications.waset.org/pdf/10009024.