Kolomiitsev, Oleksii, Volodymyr Komarov, Oleh Dmitriiev, Volodymyr Pustovarov, and Ruslan Oliinyk. “Method for Controlling the Frequency of Eigentones for Determination of the astronaut’s Body Weight and Small Weight in Weightlessness”. Advanced Information Systems 6, no. 2 (July 14, 2022): 74–81. Accessed May 4, 2024. http://ais.khpi.edu.ua/article/view/260766.