@revista_internacional{660,
  keywords = {Market research, Recommender systems, Proposals, Big Data, context-aware services, Context modeling, semantics, content-based recommender system, context-awareness, user profile contextualization, map-reduce},
  author = {Jorge Castro and Raciel Yera and A. A. Alzahrani and Pedro José Sánchez and Manuel José Barranco and Luis Martínez},
  title = {A Big Data Semantic Driven Context Aware Recommendation Method for Question-Answer Items},
  year = {2019},
  journal = {IEEE Access},
  volume = {7},
  pages = {182664-182678},
  issn = {2169-3536},
  doi = {10.1109/ACCESS.2019.2957881},
}