Explicit Formulas for the First Form (q,r)-Dowling Numbers and (q,r)-Whitney-Lah Numbers. Eur. J. Pure Appl. Math. [Internet]. 2021 Jan. 31 [cited 2024 Apr. 29];14(1):65-81. Available from: https://www.ejpam.com/index.php/ejpam/article/view/3900