Ramírez, José L. (2013) Bi-periodic incomplete Fibonacci sequences Annales Mathematicae et Informaticae. 42. pp. 83-92. ISSN 1787-5021 (Print), 1787-6117 (Online)
Ramírez, José L., Shattuck, Mark (2016) Generalized r-Whitney numbers of the first kind Annales Mathematicae et Informaticae. 46. pp. 175-193. ISSN 1787-5021 (Print), 1787-6117 (Online)
Ramírez, José L., Sirvent, Victor F. (2015) A note on the k-Narayana sequence Annales Mathematicae et Informaticae. 45. pp. 91-105. ISSN 1787-5021 (Print), 1787-6117 (Online)