W.Y.C. Chen and J.W. Guo,
Bijections behind the Ramanujan polynomials,
Adv. Appl. Math. 27 (2001) 336-356.

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  2. W.Y.C. Chen and H.R.L. Yang, A context-free grammar for the Ramanujan-Shor polynomials, Adv. in Appl. Math., 126 (2021) 101908.

  3. B. Drake, I.M. Gessel and G.C. Xin, Three proofs and a generalization of the goulden-litsyn-shevelev conjecture on a sequence arising in algebraic geometry, J. Integer Seq. 10 (2007) Article 07.3.7, 11 pp.

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