@article{5,
  author = {Ali Roostaei and Amirhossein Pahlevanpour and Seyed Behravesh and Hamid Jahed},
  title = {On the definition of elastic strain energy density in fatigue modelling},
  year = {2019},
  journal = {International Journal of Fatigue},
  volume = {121},
  pages = {237-242},
  publisher = {Elsevier},
}