1. M. D. Kovalev, ‘‘On equally and completely stressed hinged mechanisms,’’ AIP Conf. Proc. 1959, 030013 (2018). https://doi.org/10.1063/1.5034593
2. M. D. Kovalev, ‘‘Geometric theory of hinged devices,’’ Izv. Math. 44 (1), 43–68 (1995). https://doi.org/10.1070/IM1995v044n01ABEH001591
3. M. D. Kovalev, Geometric Questions of Kinematics and Statics (Lenand, Moscow, 2019).
4. M. D. Kovalev ‘‘On the reconstructibility of frameworks from self-stresses,’’ Izv. Math. 61, 717–741 (1997). https://doi.org/10.1070/im1997v061n04abeh000135
5. A. C. Dixon, ‘‘On certain deformable frameworks,’’ Mess. Math. 29, 1–21 (1899).