1. Ch. A. Charalambides, Enumerative combinatorics, (Chapman and Hall/CRC Press Company: London 2002).
2. L. Comtet, Advanced combinatorics: The art of finite and infinite expansions (revised and enlarge edition), (D. Reidel Publishing Company: Dordrecht, Holland 1974).
3. H. W. Gould and A. T. Hopper, Operational formulas connected with two generalizations of Hermite polynomials, Duke Math. J. 29, 51–63 (1962).
4. D. S. Kim and T. Kim, Daehee numbers and polynomials, Appl. Math. Sci. (Ruse) 7(120), 5969–5976 (2013).
5. T. Kim, q-Volkenborn integration, Russ. J. Math. Phys. 19, 288–299 (2002).