F. J. Alvarado - Rodríguez, R. Romo- Vázquez, H. Vélez Pérez, and A. A. González Garrido, “Development of a computational tool for the analysis of galvanic skin conductance, EKG and respiratory rate due to respiratory sinus arrhythmia (SCRATER)”, Rev Mex Ing Biom, vol. 38, no. 1, pp. 13–24, Jan. 2017.