Мосійчук, В.С., and О.Б. Шарпан. 2008. “Experimental Research of Digital Photoplethysmography sensor’s Performances”. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia, no. 36 (May):119-22. https://doi.org/10.20535/RADAP.2008.36.119-122.