ACORD: Ant Colony Optimization and BNF Grammar Rule Derivation. - Luis Fernando de Mingo López; Nuria Gómez Blas; Juan Castellanos Peñuela; Alberto Arteta Albert (Enjoying Natural Computing, 2018)

Swarm Intelligence Models: Ant Colony Systems Applied to BNF Grammars Rule Derivation. - Luis Fernando de Mingo López; Nuria Gómez Blas; Angel Castellanos Peñuela; Juan Castellanos Peñuela (Int. J. Found. Comput. Sci., 2020)