Scramjet missile design using genetic algorithms. - Roy J. Hartfield Jr.; John E. Burkhalter; Rhonald M. Jenkins (Appl. Math. Comput., 2006)

Optimizing a solid rocket motor boosted ramjet powered missile using a genetic algorithm. - Roy J. Hartfield Jr.; Rhonald M. Jenkins; John E. Burkhalter (Appl. Math. Comput., 2006)

Ramjet Powered Missile Design Using a Genetic Algorithm. - Roy J. Hartfield Jr.; Rhonald M. Jenkins; John E. Burkhalter (J. Comput. Inf. Sci. Eng., 2007)

Aerospace design optimization using a compound repulsive particle swarm. - Jeffrey M. Badyrka; Roy J. Hartfield Jr.; Rhonald M. Jenkins (Appl. Math. Comput., 2013)