Strokanev К.С., Korobeynikov А.В. and Stepanov В.А. 2016. System of photoplethysmography by face video image with applying the Euler magnification. Intellekt. Sist. Proizv. 14, 3 (Oct. 2016), 56–59. DOI:https://doi.org/10.22213/2410-9304-2016-3-56-59.