@article{
  author = {Fakharian, Ahmad, gorji, shaghayegh, Abbasi, Rezvan},
  title = {Passivity-based design of controller and observer for a class of nonlinear systems with application to Hepatitis B Disease},
  journal = {Journal of Applied Dynamic Systems and Control},
  year = {2024},
  volume = {7},
  number = {1},
  pages = {45-54},
  doi = {}
}