Lindström's conjecture on a class of algebraically non-representable matroids. - Rigoberto Flórez (Eur. J. Comb., 2006)

Minimal non-orientable matroids in a projective plane. - Rigoberto Flórez; David Forge (J. Comb. Theory A, 2007)

Harmonic conjugation in harmonic matroids. - Rigoberto Flórez (Discret. Math., 2009)

A Relation Between Triangular Numbers and Prime Numbers. - Rigoberto Flórez; Leandro Junes (Integers, 2011)

9-Modularity and GCD Properties of Generalized Fibonacci Numbers. - Rigoberto Flórez; Robinson A. Higuita; Leandro Junes (Integers, 2014)

GCD Property of the Generalized Star of David in the Generalized Hosoya Triangle. - Rigoberto Flórez; Robinson A. Higuita; Leandro Junes (J. Integer Seq., 2014)

Alternating Sums in the Hosoya Polynomial Triangle. - Rigoberto Flórez; Robinson A. Higuita; Antara Mukherjee (J. Integer Seq., 2014)

Maximizing the number of edges in optimal k-rankings. - Rigoberto Flórez; Darren A. Narayan (AKCE Int. J. Graphs Comb., 2015)

Some Enumerations on Non-Decreasing Dyck Paths. - Éva Czabarka; Rigoberto Flórez; Leandro Junes (Electron. J. Comb., 2015)

A Discrete Convolution on the Generalized Hosoya Triangle. - Éva Czabarka; Rigoberto Flórez; Leandro Junes (J. Integer Seq., 2015)

Extrema property of the k-ranking of directed paths and cycles. - Breeanne Baker Swart; Rigoberto Flórez; Darren A. Narayan; George L. Rudolph (AKCE Int. J. Graphs Comb., 2016)

Towards a characterization of graphs with distinct betweenness centralities. - Ruth Lopez; Jacob Worrell; Henry Wickus; Rigoberto Flórez; Darren A. Narayan (Australas. J Comb., 2017)

A graph theoretic analysis of leverage centrality. - Roger Vargas Jr.; Abigail Waldron; Anika Sharma; Rigoberto Flórez; Darren A. Narayan (AKCE Int. J. Graphs Comb., 2017)

Some enumerations on non-decreasing Motzkin paths. - Rigoberto Flórez; José Luis Ramírez (Australas. J Comb., 2018)

Enumerating shortest paths and determining edge betweenness centrality in cartesian products of paths and cycles. - Alexander Strang; Oliver Haynes; Rigoberto Flórez; Darren A. Narayan (Bull. ICA, 2018)

Enumerations of peaks and valleys on non-decreasing Dyck paths. - Éva Czabarka; Rigoberto Flórez; Leandro Junes; José Luis Ramírez (Discret. Math., 2018)

Characterization of the Strong Divisibility Property for Generalized Fibonacci Polynomials. - Rigoberto Flórez; Robinson A. Higuita; Antara Mukherjee (Integers, 2018)

Identities for the Generalized Fibonacci Polynomial. - Rigoberto Flórez; Nathan McAnally; Antara Mukherjee (Integers, 2018)

The Star of David and Other Patterns in Hosoya Polynomial Triangles. - Rigoberto Flórez; Robinson A. Higuita; Antara Mukherjee (J. Integer Seq., 2018)

Further Results on Paths in an n-Dimensional Cubic Lattice. - Rigoberto Flórez; Leandro Junes; José Luis Ramírez (J. Integer Seq., 2018)

Enumerating several aspects of non-decreasing Dyck paths. - Rigoberto Flórez; Leandro Junes; José Luis Ramírez (Discret. Math., 2019)

Biased graphs. VI. synthetic geometry. - Rigoberto Flórez; Thomas Zaslavsky (Eur. J. Comb., 2019)

The Resultant, the Discriminant, and the Derivative of Generalized Fibonacci Polynomials. - Rigoberto Flórez; Robinson A. Higuita; Alexander Ramírez (J. Integer Seq., 2019)

Projective planarity of matroids of 3-nets and biased graphs. - Rigoberto Flórez; Thomas Zaslavsky (Australas. J Comb., 2020)

Infinite families of asymmetric graphs. - Alejandra Brewer; Adam Gregory; Quindel Jones; Luke Rodriguez; Rigoberto Flórez; Darren Narayan (AKCE Int. J. Graphs Comb., 2020)

Enumerating symmetric and asymmetric peaks in Dyck paths. - Rigoberto Flórez; José Luis Ramírez (Discret. Math., 2020)

Uniform edge betweenness centrality. - Heather Newman; Hector Miranda; Rigoberto Flórez; Darren A. Narayan (Electron. J. Graph Theory Appl., 2020)

Counting asymmetric weighted pyramids in non-decreasing Dyck paths. - Rigoberto Flórez; Leandro Junes; José Luis Ramírez (Australas. J Comb., 2021)

Enumerating symmetric peaks in non-decreasing Dyck paths. - Sergi Elizalde; Rigoberto Flórez; José Luis Ramírez (Ars Math. Contemp., 2021)

Enumerations of Rational Non-decreasing Dyck Paths with Integer Slope. - Rigoberto Flórez; José Luis Ramírez (Graphs Comb., 2021)

A refinement of Dyck paths: A combinatorial approach. - Rigoberto Flórez; José Luis Ramírez; Fabio A. Velandia; Diego Villamizar (Discret. Math. Algorithms Appl., 2022)

Enumerating symmetric pyramids in Motzkin paths. - Rigoberto Flórez; José Luis Ramírez (Ars Math. Contemp., 2023)

Activity from matroids to rooted trees and beyond. - Rigoberto Flórez; David Forge (J. Comb. Theory A, 2023)

Lattice paths in corridors and cyclic corridors. - Rigoberto Flórez; Javier F. González; Mateo Matijasevick; Cristhian Pardo; José Luis Ramírez; Lina M. Simbaqueba; Fabio A. Velandia (Contributions Discret. Math., 2024)

Restricted bargraphs and unimodal compositions. - Rigoberto Flórez; José Luis Ramírez; Diego Villamizar (J. Comb. Theory, Ser. A, 2024)