1. Arguelles, L., McCraty, R., Rees, R.A. The heart in holistic education. Encounter: Education for Meaning and Social Justice 2003;16(3):13–21.
2. Barrios-Choplin, B., McCraty, R., Cryer, B. An inner quality approach to reducing stress and improving physical and emotional wellbeing at work. Stress Medicine 1997;13(3):193–201.
3. Barrios-Choplin, B., McCraty, R., Sundram, J., Atkinson, M. The effect of employee self-management training on personal and organizational quality. Boulder Creek, CA: HeartMath Research Center, Institute of HeartMath, Publication No. 99–083, 1999.
4. Childre, D., Martin, H. The HeartMath Solution. San Francisco: HarperSanFrancisco, 1999.
5. Childre, D., Rozman, D. Overcoming Emotional Chaos: Eliminate Anxiety, Lift Depression and Create Security in Your Life. San Diego: Jodere Group, 2002.