Alexandersson, P., L. A. González-Serrano, E. Maximenko, and M. A. Moctezuma-Salazar. “Symmetric Polynomials in the Symplectic Alphabet and the Change of Variables $z_j = x_j + x_j^{-1}$”. The Electronic Journal of Combinatorics, Vol. 28, no. 1, Mar. 2021, p. P1.56, doi:10.37236/9354.