Krakauskaite, S., R. Simoliuniene, R. Petrolis, and A. Krisciukaitis. 2013. “Peculiarities of Multivariate Analysis Based Methods for Detection and Evaluation of ECG T-Wave Alternans”. Elektronika Ir Elektrotechnika 19 (9):85-88. https://doi.org/10.5755/j01.eee.19.9.5655.