@article{using-hand-painting-in-the-fabrication-of-a-negative-refractive-index-metamaterial-based-on-circular-shape-with-paper-as-the-dielectric,
  author    = {Hamonangan M, Felix R.M. and Yudistira, Hadi Teguh and Qalbina, Fitrah and Saputro, Adhitya Gandaryus and Faisal, Amir},
  title     = {Using hand painting in the fabrication of a negative refractive index metamaterial based on circular shape with paper as the dielectric},
  journal   = {Greensusmater},
  year      = {2026},
  volume    = {1},
  number    = {1},
  pages     = {15--19},
  doi       = {10.62755/greensusmater.2024.1.1.15-19},
  keywords  = {Electrical Properties, Hand Painting, Metamaterial, Negative Refractive Index, Circular},
}