1. T.A. Kontorova, Ya.I. Frenkel, Zh. Eksp. Teor. Fiz. 8 (1938) 89 (in Russian)
2. T.A. Kontorova, Ya.I. Frenkel, Zh. Eksp. Teor. Fiz. 8 (1938) 1340 (in Russian).
3. The Frenkel–Kontorova Model: Concepts, Methods, and Applications;Braun,2004
4. Solitons in Josephson junctions