1. G. E. Andrews, The Theory of Partitions (Cambridge University Press, 1998).
2. K. Conrad, “Artin-Hasse-type series and roots of unity,” https://kconrad.math.uconn.edu/blurbs/gradnumthy/AHrootofunity.pdf (1984).
3. A. Dress and T. Müller, “Decomposable functors and the exponential principle,” Adv. Math. 129 (2), 188–221 (1997).
4. D. L. Kracht, Applications of the Artin-Hasse Exponential Series and its Generalizations to Finite Algebra Groups, Lecture presentation (Kent State University, 2011).
5. Y. Morita, “A $$p$$-adic analogue of the $$\Gamma$$-function,” J. Fac. Sci. Univ. Tokyo Sect. IA Math. 22 (2), 255–266 (1975).