D. Bell, T. Hall, J. Hannay, D. Pfahl, und S. Acuna. Proceedings of the 2010 Special Interest Group on Management Information System's 48th Annual Conference on Computer Personnel Research on Computer Personnel Research, Seite 43–47. New York, NY, ACM, (2010)https://doi.org/10.1145/1796900.1796921.
D. van Schijndel, A. Stolpe, und J. Hannay. HCI (40), Volume 1226 von Communications in Computer and Information Science, Seite 463-471. Springer, (2020)
M. Johnstone, Z. Baig, P. Hannay, C. Carpene, und M. Feroze. IoT 360 (1), Volume 169 von Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering, Seite 16-26. (2015)