Kulibaba, A. A., S. A. Girnyk, D. A. Tolstoluzhsky, BаrаnniкE. A., and S. O. Kurylko. 2009. “The Ultrasound Doppler Response at Isometric Muscular Reductions”. Biophysical Bulletin 2 (23), 94-100. https://periodicals.karazin.ua/biophysvisnyk/article/view/16994.