1. Methodological aspects of shift-work research;Knutsson;Chronobiol Int,2004
2. Negative impacts of shiftwork and long work hours;Caruso;Rehabil Nurs,2014
3. McMenamin T, Holden R, Bahls D. A time to work: recent trends in shift work and flexible schedules. Monthly Labor Review. 2007;130:3-14.
4. Boisard P, Cartron D, Gollac M, Valeyre A. Time and Work: Duration of Work. Luxembourg: Publications Office of the European Union; 2003.
5. Messenger JC, Lee S, McCann D. Working Time Around the World: Trends in Working Hours, Laws, and Policies in a Global Comparative Perspective. New York, NY: Routledge; 2007.