1. Barill, T., & SlikkStat Learning Inc. (2012). The six second ECG: A practical guide to basic and 12 lead ECG interpretation. Palm Springs, Calif.: SkillStat Learning Inc.
2. Boulakia, M., Cazeau, S., Fernández, M. A., Gerbeau, J.-F., & Zemzemi, N. (2010). Mathematical Modeling of Electrocardiograms: A Numerical Study. Annals of Biomedical Engineering, 38(3), 1071–1097. https://doi.org/10.1007/s10439-009-9873-0
3. Bronzino, J. D. (2000). The biomedical engineering handbook. Boca Raton, Fla.: CRC Press in cooperation with IEEE Press.
4. Burhan, A. (2011). Einthoven triangle ECG. Retrieved 19 December 2020, from Medicalopedia website: https://mk0medicalopediwjftu.kinstacdn.com/wp-content/uploads/2011/11/einthoven-triangleecg.jpg
5. Clifford, G. D., Azuaje, F., & Mcsharry, P. (2006). ECG statistics, noise, artifacts, and missing data. Advanced Methods and Tools for ECG Data Analysis, 6, 18.