1. Belavin, A.A.: Discrete groups and integrability of quantum systems. Funkt. Anal. i Pril. 14(4), 18–26, 95 (1980)
2. Belavin A.A.: Dynamical symmetry of integrable quantum systems. Nucl. Phys. B 180(2, FS 2), 189–200 (1981)
3. Bury, R.T., Mikhaĭlov, A.V.: Solitons and wave fronts in periodic two dimensional Volterra system. In preparation (2009)
4. Bury, R.T., Mikhaĭlov, A.V.: Automorphic Lie algebras and corresponding integrable systems. 2009
5. Dolgachev, I.V.: McKay Correspondence. Lecture notes, Winter 2006/07