Geometric variants of Hall's Theorem through Sperner's Lemma. - Leonardo Martínez-Sandoval; Luis Montejano 001 (Electron. Notes Discret. Math., 2013)

Kneser Transversals. - Jonathan Chappelon; Luis Pedro Montejano 001; Jorge L. Ramírez Alfonsín; Leonardo Martínez-Sandoval; Luis Montejano 001 (Electron. Notes Discret. Math., 2015)

Fractional Turan's theorem and bounds for the chromatic number. - Leonardo Martínez-Sandoval; Luis Montejano 001 (Electron. Notes Discret. Math., 2015)

Explorations in combinatorial geometry : Distinct circumradii, geometric Hall-type theorems, fractional Turán-type theorems, lattice path matroids and Kneser transversals. (Contributions en géométrie combinatoire : rayons du cercle circonscrit différentes, théorèmes géométriques de type Hall, théorèmes fractionnaires de type Turán, matroïdes chemin du réseau et transversales de Kneser). - Leonardo Ignacio Martinez Sandoval (2016)

Complete Kneser transversals. - Jonathan Chappelon; Leonardo Martínez-Sandoval; Luis Montejano 001; Luis Pedro Montejano 001; Jorge L. Ramírez Alfonsín (Adv. Appl. Math., 2017)

Bounding a global red-blue proportion using local conditions. - Márton Naszódi; Leonardo Martínez-Sandoval; Shakhar Smorodinsky (CoRR, 2017)

A Tutte polynomial inequality for lattice path matroids. - Kolja Knauer; Leonardo Martínez-Sandoval; Jorge Luis Ramírez Alfonsín (Adv. Appl. Math., 2018)

On Lattice Path Matroid Polytopes: Integer Points and Ehrhart Polynomial. - Kolja Knauer; Leonardo Martínez-Sandoval; Jorge Luis Ramírez Alfonsín (Discret. Comput. Geom., 2018)

Codimension Two and Three Kneser Transversals. - Jonathan Chappelon; Leonardo Martínez-Sandoval; Luis Montejano 001; Luis Pedro Montejano 001; Jorge L. Ramírez Alfonsín (SIAM J. Discret. Math., 2018)

Further Consequences of the Colorful Helly Hypothesis. - Leonardo Martínez-Sandoval; Edgardo Roldán-Pensado; Natan Rubin (Discret. Comput. Geom., 2020)

Triangle areas in line arrangements. - Gábor Damásdi; Leonardo Martínez-Sandoval; Dániel T. Nagy; Zoltán Lóránt Nagy (Discret. Math., 2020)

On Erdős-Szekeres-type problems for k-convex point sets. - Martin Balko; Sujoy Bhore; Leonardo Martínez-Sandoval; Pavel Valtr 001 (Eur. J. Comb., 2020)

On prescribing total preorders and linear orders to pairwise distances of points in Euclidean space. - Víctor Hugo Almendra-Hernández; Leonardo Martínez-Sandoval (CoRR, 2021)

Rainbow polygons for colored point sets in the plane. - David Flores-Peñaloza; Mikio Kano; Leonardo Martínez-Sandoval; David Orden; Javier Tejel; Csaba D. Tóth; Jorge Urrutia; Birgit Vogtenhuber (Discret. Math., 2021)

The convex dimension of hypergraphs and the hypersimplicial Van Kampen-Flores Theorem. - Leonardo Martínez-Sandoval; Arnau Padrol (J. Comb. Theory B, 2021)

On prescribing total orders and preorders to pairwise distances of points in Euclidean space. - Víctor Hugo Almendra-Hernández; Leonardo Martínez-Sandoval (Comput. Geom., 2022)

Geometric systems of unbiased representatives. - Aritra Banik; Bhaswar B. Bhattacharya; Sujoy Bhore; Leonardo Martínez-Sandoval (Inf. Process. Lett., 2022)

On a colorful problem by Dol'nikov concerning translates of convex bodies. - Leonardo Martínez-Sandoval; Edgardo Roldán-Pensado (Discret. Math., 2024)

Hamiltonian connectivity of some base-cobase graphs. - Leonardo Martínez-Sandoval; Kolja Knauer (CoRR, 2025)