@misc{tsai2018p7,
  title = {{Explaining Social Recommendations to Casual Users: Design Principles and Opportunities}},
  author = {Tsai, C. H. and Brusilovsky, P.},
  year = {2018},
  howpublished = {ACM IUI},
  url = {https://chunhuatsai.github.io/publications/#p7}
}