@misc{W1985334587,
  author = {Kang Seok Lee and Zong Woo Geem},
  title = {A new meta-heuristic algorithm for continuous engineering optimization: harmony search theory and practice},
  year = {2004},
  howpublished = {Computer Methods in Applied Mechanics and Engineering},
  doi = {https://doi.org/10.1016/j.cma.2004.09.007}
}