1. Lederman, L., Teresi, D.: The God Particle. Dell Publishing, New York (2008)
2. Forstner, K.: Pulsoximetrie - Stand und Entwicklung der Technik. Biomed. Tech. 33(3), 6–9 (1988)
3. Dickson, C.: Heart rate artifact suppression. M.Sc. Thesis, Grand Valley State University, Michigan, USA (2012)
4. Klofutar, A., Höfflinger, B., Neußer, S., Spaanenburg, L.: Robust QRS detection with neuroprocessing. In: Digest 2nd European Conference on Engineering and Medicine, Stuttgart, pp. 64–70 (1993)
5. Jo, J., Lee, Y.K., Shin, H.S.: Real-time analysis of heart rate variability for a mobile human emotion recognition system. In: Recent Advances in Electrical and Computer Engineering, pp. 162–166 (2013)