Pita-Ruiz V., Claudio de J. “Generalized Stirling Numbers and Hyper-Sums of Powers of Binomials Coefficients”. The Electronic Journal of Combinatorics 21, no. 1 (January 12, 2014): #P1.10. Accessed May 31, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v21i1p10.