Reifegerste, Astrid. “A Generalization of Simion-Schmidt’s Bijection for Restricted Permutations”. The Electronic Journal of Combinatorics 9, no. 2 (June 18, 2003): R14. Accessed March 30, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v9i2r14.