Instances proposed by "Chaves, A. A.; Lorena, L. A. N.; and Miralles, C. (2009). Hybrid metaheuristic for the assembly line worker assignment and balancing problem. Lecture Notes on Computer Science, 5818: 1-14".
Instances proposed by "Moreira, M. C. O.; Miralles, C.; and Costa, A. M. (2015). Model and heuristics for the Assembly Line Worker Integration and Balancing Problem. Computers & Operations Research, 54: 64-73".
Instances proposed by "Moreira, M. C. O.; Pastor, R.; Costa, A. M.; Miralles, C. (2017). The multi-objective assembly line worker integration and balancing problem of type-2. Computers & Operations Research, 82: 114-125".