1. [1] Asbóth, János K.; Oroszlány, László; Pályi, András A short course on topological insulators. Band structure and edge states in one and two dimensions, Lecture Notes in Physics, 919, Springer, 2016, xiii+168 pages
2. Spectral asymmetry and Riemannian geometry. I;['Atiyah, Michael F.', 'Patodi, Vijay K.', 'Singer, Isadore M.'];Math. Proc. Camb. Philos. Soc.,1975
3. Spectral asymmetry and Riemannian geometry. II;['Atiyah, Michael F.', 'Patodi, Vijay K.', 'Singer, Isadore M.'];Math. Proc. Camb. Philos. Soc.,1975
4. Spectral asymmetry and Riemannian geometry. III;['Atiyah, Michael F.', 'Patodi, Vijay K.', 'Singer, Isadore M.'];Math. Proc. Camb. Philos. Soc.,1976
5. Topological invariants of edge states for periodic two-dimensional models;['Avila, Julio Cesar', 'Schulz-Baldes, Hermann', 'Villegas-Blas, Carlos'];Math. Phys. Anal. Geom.,2013