@article{article1767,
  title = {Ultrasonic helical sensor for monitoring fuel adulteration and concentration},
  author = {KUMAR, A. and PERIYANNAN, S.},
  journal = {Sigma Journal of Engineering and Natural Sciences},
  year = {2025},
  volume = {43},
  pages = {533-540},
  doi = {10.14744/sigma.2025.00041}
}