Polylogarithmic functional equations: A new category of results developed with the help of computer algebra (MACSYMA). L. Lewin, E. Rost (1986) Aequationes mathematicae
Polylogarithms in the field of omega (a root of given cubic): Functional equations and ladders. L. Abouzahra, L. Lewin, Xiao Hongnian (1987) Aequationes mathematicae
Probabilistic derivation of a bilinear summation formula for the Meixner- Pollaczek polynomials. Lee, P.A. (1980) International Journal of Mathematics and Mathematical Sciences
Properties of the van der Pol numbers and polynomials. F.T. Howard (1973) Journal für die reine und angewandte Mathematik