@article{
  author = {hasanzade, yagoob, Alizadeh, Abdollah},
  title = {The effect of inner ring radius on frequency and insertion loss of optical filters with ring resonator structure},
  journal = {journal of Artificial Intelligence in Electrical Engineering},
  year = {2020},
  volume = {9},
  number = {33},
  pages = {57-60},
  doi = {}
}