Bhattacharjee, K. K., & Sarmah, S. (2015). A binary firefly algorithm for knapsack problems. 2015 IEEE International Conference on Industrial Engineering and Engineering Management (IEEM), Industrial Engineering and Engineering Management (IEEM), 2015 IEEE International Conference on, 73-77. https://doi.org/10.1109/IEEM.2015.7385611

Bhattacharjee, Kaushik Kumar, and S.P Sarmah. "A Binary Firefly Algorithm for Knapsack Problems." 2015 IEEE International Conference on Industrial Engineering and Engineering Management (IEEM), Industrial Engineering and Engineering Management (IEEM), 2015 IEEE International Conference on 2015: 73-77. https://doi.org/10.1109/IEEM.2015.7385611.

Bhattacharjee, Kaushik Kumar, and S.P Sarmah. "A Binary Firefly Algorithm for Knapsack Problems." 2015 IEEE International Conference on Industrial Engineering and Engineering Management (IEEM), Industrial Engineering and Engineering Management (IEEM), 2015 IEEE International Conference on, 2015, pp. 73-77, https://doi.org/10.1109/IEEM.2015.7385611.