И. А. Дынников, С. П. Новиков, “Топология квазипериодических функций на плоскости”, УМН, 60:1(361) (2005), 3–28 ; I. A. Dynnikov, S. P. Novikov, “Topology of quasi-periodic functions on the plane”, Russian Math. Surveys, 60:1 (2005), 1–26
Maltsev, AY, “Dynamical systems, topology, and conductivity in normal metals”, Journal of Statistical Physics, 115:1–2 (2004), 31
Maltsev, AY, “Quasiperiodic functions and dynamical systems in quantum solid state physics”, Bulletin Brazilian Mathematical Society, 34:1 (2003), 171
S.P. Novikov, Andrei Ya. Mal'tsev, “Topological phenomena in normal metals”, Uspekhi Fizicheskikh Nauk, 168:3 (1998), 249