Foata, Dominique, and Doron Zeilberger. “Combinatorial Proofs of Capelli’s and Turnbull’s Identities from Classical Invariant Theory”. The Electronic Journal of Combinatorics 1, no. 1 (April 13, 1994): #R1. Accessed May 13, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v1i1r1.