Bezvesilnaya, Elena Nikolaevna, and Andriy Hennadiiovych Tkachuk. “RETRACTED ARTICLE: Corrected Gyrocompass Synthesis As a System With Changeable Structure for Aviation Gravimetric System With Piezoelectric Gravimeter”. Aviation, vol. 18, no. 3, Oct. 2014, pp. 134-40, https://doi.org/10.3846/16487788.2014.969878.