@article{
  author = {Torabi, K, Afshari, H, Najafi, H},
  title = {Whirling Analysis of Axial-Loaded Multi-Step Timoshenko Rotor Carrying Concentrated Masses},
  journal = {Journal of Solid Mechanics},
  year = {2017},
  volume = {9},
  number = {1},
  pages = {138-156},
  doi = {}
}