1. Goodman, E., Kuniavsky, M., Moed, A.: Observing the User Experience, p. 585. Elsevier Inc. (2012)
2. Martin, B., Hanington, B.: Universal Methods of Design. Rockport Publishers (2012)
3. Biley, F.C.: Hospitals: healing environments? Complement. Ther. Nurs. Midwifery 2(4), 110–115 (1996)
4. Dossey, B.: Florence Nightingale: Mystic, Visionary, Healer. Springhouse Corp, Springhouse (2000)
5. Ulrich, R.S.: Effects of Interior Design on Wellness: theory and recent scientific research. J. Healthc. Inter. Des. 3(1), 97–109 (1991)