@article{qiu_mori_enoki_kishi_1999, 
  title={Development of a Three-dimensional Model for Ductile Fracture in Materials Containing Two Types of Microvoids.}, 
  volume={39}, 
  DOI={10.2355/isijinternational.39.352}, 
  publisher={Iron and Steel Institute of Japan}, 
  author={Qiu and Mori and Enoki and Kishi}, 
  year={1999}
  }