Shah, C., & Kitzie, V. (2012). Social Q&A and virtual reference – Comparing apples and oranges with the help of experts and users. Journal of the American Society of Information Science & Technology (JASIST), 63(10), 2020-2036. Available from http://onlinelibrary.wiley.com/doi/10.1002/asi.22699/full. [Journal Impact Factor: 1.846]