Vaitkūnas, M., A. Dosinas, V. Bartkevičius, and J. Daunoras. “Respiratory Signal Estimation Using Non-Invasive Measurements”. Elektronika ir Elektrotechnika 89, no. 1 (January 3, 2009): 35-38. Accessed March 28, 2024. https://eejournal.ktu.lt/index.php/elt/article/view/10552.