Canonical modules of certain edge subrings. - Carlos E. Valencia; Rafael H. Villarreal (Eur. J. Comb., 2003)

Multiplicities of edge subrings. - Isidoro Gitler; Carlos E. Valencia (Discret. Math., 2005)

Optimum matchings in weighted bipartite graphs. - Carlos E. Valencia; Marcos C. Vargas (CoRR, 2014)

Dimension reduction in principal component analysis for trees. - Carlos A. Alfaro; Burcu Aydin; Carlos E. Valencia; Elizabeth Bullitt; Alim Ladha (Comput. Stat. Data Anal., 2014)

Graphs with two trivial critical ideals. - Carlos A. Alfaro; Carlos E. Valencia (Discret. Appl. Math., 2014)

Graphs with few trivial critical ideals. - Carlos A. Alfaro; Carlos E. Valencia (Electron. Notes Discret. Math., 2015)

A simple but effective memetic algorithm for the multidimensional assignment problem. - Carlos E. Valencia; Francisco Javier Zaragoza Martínez; Sergio Luis Pérez-Pérez (CCE, 2017)

Critical ideals of signed graphs with twin vertices. - Carlos A. Alfaro; Hugo Corrales; Carlos E. Valencia (Adv. Appl. Math., 2017)

Outperforming Several Heuristics for the Multidimensional Assignment Problem. - Carlos E. Valencia; Carlos A. Alfaro; Francisco Javier Zaragoza Martínez; Marcos Cesar Vargas Magana; Sergio Luis Pérez-Pérez (CCE, 2018)

The equivalence between two classic algorithms for the assignment problem. - Carlos A. Alfaro; Sergio L. Perez; Carlos E. Valencia; Marcos C. Vargas (CoRR, 2018)

Counting arithmetical structures on paths and cycles. - Benjamin Braun; Hugo Corrales; Scott Corry; Luis David García-Puente; Darren B. Glass; Nathan Kaplan; Jeremy L. Martin; Gregg Musiker; Carlos E. Valencia (Discret. Math., 2018)

The assignment problem revisited. - Carlos A. Alfaro; Sergio L. Perez; Carlos E. Valencia; Marcos Cesar Vargas Magana (Optim. Lett., 2022)

A minimal free resolution of the duplication of a monomial ideal. - Carlos E. Valencia; David C. Molano; Javier A. Moreno (Comput. Appl. Math., 2024)