Yu-Zi Gou, Wen-Du Li, Ping Zhang, Wu-Sheng Dai, “Covariant Perturbation Expansion of Off-Diagonal Heat Kernel”, Int J Theor Phys, 55, no. 7, 2016, 3400
John F. Donoghue, Basem Kamal El-Menoufi, “Covariant non-local action for massless QED and the curvature expansion”, J. High Energ. Phys., 2015, no. 10, 2015, 44
Nobuyoshi Ohta, Lesław Rachwał, “Effective action from the functional renormalization group”, Eur. Phys. J. C, 80, no. 9, 2020, 877
M Asorey, E V Gorbar, I L Shapiro, “Universality and ambiguities of the conformal anomaly”, Class. Quantum Grav., 21, no. 1, 2004, 163
Wen-Du Li, Wu-Sheng Dai, “Heat-kernel approach for scattering”, Eur. Phys. J. C, 75, no. 6, 2015, 294
Yves Dirian, “Changing the Bayesian prior: Absolute neutrino mass constraints in nonlocal gravity”, Phys. Rev. D, 96, no. 8, 2017, 083513
Timothy J Hollowood, Graham M Shore, “The causal structure of QED in curved spacetime: analyticity and the refractive index”, J. High Energy Phys., 2008, no. 12, 2008, 091
Alexey S. Koshelev, K. Sravan Kumar, Alexei A. Starobinsky, “Generalized non-local R2-like inflation”, J. High Energ. Phys., 2023, no. 7, 2023, 146
Yu. V. Gusev, “Finite temperature quantum field theory in the heat kernel method”, Russ. J. Math. Phys., 22, no. 1, 2015, 9
Lorenzo Casarin, Hadi Godazgar, Hermann Nicolai, “Conformal anomaly for non-conformal scalar fields”, Physics Letters B, 787, 2018, 94