Ant Colony System based approach to single machine scheduling problems: Weighted tardiness scheduling problem. - Ana Madureira; Diamantino Falcao; Ivo Pereira (NaBIC, 2012)

Cooperative Scheduling System with Emergent Swarm Based Behavior. - Ana Madureira; Ivo Pereira; Diamantino Falcao (WorldCIST, 2013)