1. Ethics of scraping "public" data sources. http://academia.stackexchange.com/q/56598. Ethics of scraping "public" data sources. http://academia.stackexchange.com/q/56598.
2. Request for deletion #32. https://github.com/ghtorrent/ghtorrent.org/issues/32. Request for deletion #32. https://github.com/ghtorrent/ghtorrent.org/issues/32.
3. E. Babbie. The practice of social research. 2013. E. Babbie. The practice of social research. 2013.
4. Sketches and diagrams in practice
5. Five Provocations for Ethical HCI Research