1. Allan J. Albrecht . 1979 . Measuring Application Development Productivity . In Proceedings of IBM Applications Development Symposium. Monterey, 83 . Allan J. Albrecht. 1979. Measuring Application Development Productivity. In Proceedings of IBM Applications Development Symposium. Monterey, 83.
2. Teresa M. Amabile and Steven J . Kramer . 2011 . The Progress Principle: Using Small Wins to Ignite Joy, Engagement, and Creativity at Work. Harvard Business Press . Teresa M. Amabile and Steven J. Kramer. 2011. The Progress Principle: Using Small Wins to Ignite Joy, Engagement, and Creativity at Work. Harvard Business Press.
3. B. Bailey J. Konstan and J. Carlis. 2001. The Effects of Interruptions on Task Performance Annoyance and Anxiety in the User Interface. In INTERACT. B. Bailey J. Konstan and J. Carlis. 2001. The Effects of Interruptions on Task Performance Annoyance and Anxiety in the User Interface. In INTERACT.
4. Fitting Linear Mixed-Effects Models Usinglme4
5. Motivation in Software Engineering: A systematic literature review