1. Agrachev, A.A. and Sachkov, Yu.L., Geometricheskaya teoriya upravleniya (Geometric Control Theory), Moscow: Fizmatlit, 2005.
2. Vakharameev, S.A., Smooth Constant-Rank Control Systems and Linearizable Systems, in Sovremennye problemy matematiki. Noveishie dostizheniya (Modern Problems in Mathematics. Recent Advances), Moscow: VINITI, 1989, vol. 35, pp. 135–177.
3. Vakhrameev, S.A., Bang-Bang Theorems and Applied Problems, Tr. Mat. Inst. Ross. Akad. Nauk, 1998, vol. 220, pp. 49–112.
4. Topunov, M.V., The Reachable Set of a Quasi-Commutative Bilinear System: Its Convexity, Avtom. Telemekh., 2003, no. 8, pp. 44–53.
5. Topunov, M.V., Convexity of the Reachable Set of a Quasicommutative Bilinear System, Prikl. Mat. Mekh., 2003, vol. 63, no. 5, pp. 752–758.