1. RC-graphs and Schubert polynomials;Bergeron, Nantel;Experiment. Math.,1993
2. Some combinatorial properties of Schubert polynomials;Billey, Sara C.;J. Algebraic Combin.,1993
3. [3] Björner, Anders; Brenti, Francesco Combinatorics of Coxeter groups, Graduate Texts in Mathematics, 231, Springer, New York, 2005, xiv+363 pages
4. K-polynomials of multiplicity-free varieties;Castillo, Federico,2022
5. Balanced labellings and Schubert polynomials;Fomin, Sergey;European J. Combin.,1997