1. W. Arendt, R. Nittka, W. Peter, and F. Steiner. Weyl’s Law: Spectral Properties of the Laplacian in Mathematics and Physics. In Mathematical Analysis of Evolution, Information, and Complexity. Wiley-Blackwell, 2009.
2. M. Atiyah, R. Bott, and V. K. Patodi. On the heat equation and the index theorem. Invent. Math., 19:279–330, 1973.
3. M. Atiyah, R. Bott, and V. K. Patodi. Errata to: “On the heat equation and the index theorem” (Invent. Math. 19 (1973), 279–330). Invent. Math., 28:277–280, 1975.
4. R. F. Bass, M. Kassmann, and T. Kumagai. Symmetric jump processes: localization, heat kernels and convergence. Ann. Inst. Henri Poincaré Probab. Stat., 46:59–71, 2010.
5. H. Bauer. Measure and integration theory. Walter de Gruyter & Co., Berlin, 2001.