B. Köhler, C. Hennig, and R. Orglmeister, The principles of software QRS detection, IEEE Engineering in Medicine and Biology Magazine, vol.21, issue.1, 2002.
DOI : 10.1109/51.993193

J. P. Martinez, R. Almeida, S. Olmos, A. P. Rocha, and P. Laguna, A Wavelet-Based ECG Delineator: Evaluation on Standard Databases, IEEE TRANSACTIONS ON BIOMEDICAL ENGINEERING BME, 2004.
DOI : 10.1109/TBME.2003.821031

A. Khawaja and S. Sanyal, A wavelet-based multichannel ECG delineator, The 3rd European Medical and Biological Engineering Conference, 2005.

S. Graja and J. Boucher, Markov models for automated ECG interval analysis, WISP 2003: IEEE International Symposium on Inteligent Signal Processing, pp.105-109, 2003.

N. P. Hughes, L. Tarassenko, and S. J. Roberts, Markov models for automated ECG interval analysis, Advances in Neural Information Processing Systems 16, 2004.

L. R. Rabiner, A tutorial on hidden markov models and selected applications in speech recognition, Proceedings of the IEEE, pp.257-286, 1989.

C. Li and G. Biswas, A bayesian approach to temporal data clustering using hidden markov models, Proceedings of the Seventeenth International Conference on Machine Learning, pp.543-550, 2000.

B. Aehlert, ECG's Made Easy 2nd Edition, 2001.

M. Abramowitz and I. A. Stegun, Handbook of Mathematical Functions with Formulas, Graphs, and Mathematical Tables, 1964.