1. S. Arora and B. Barak, Computational Complexity: A Modern Approach, Cambridge University Press, Cambridge, England, 2009.
2. S.B. Bozkurt and D. Bozkurt, “On the Number of Spanning Trees of Graphs”, The Scientific World Journal, 2014 (2014).
3. C. Borgs, J.T. Chayes, H. Cohn, and N. Holden, “Sparse Exchangeable Graphs and Their Limits Via Graphon Processes”, J. Mach. Learn. Res., 18:210 (2018), 1–71.
4. C. Bergbauer and D. Kreimer, “Hopf Algebras in Renormalization Theory: Locality and Dyson–Schwinger Equations from Hochschild Cohomology”, IRMA Lect. Math. Theor. Phys., 10 (2006), 133–164.
5. C. Bergbauer and D. Kreimer, “New Algebraic Aspects of Perturbative and Non-Perturbative Quantum Field Theory”, in “New Trends in Mathematical Physics; Selected contributions of the XVth International Congress on Mathematical Physics” V. Sidoravicius (Ed.), (2009), 45–58.