@article{wang_li_2017,  title={Effect of Ferrite on the Precipitation of σ Phase in Cast Austenitic Stainless Steel Used for Primary Coolant Pipes of Nuclear Power Plants},  volume={20},  ISSN={1516-1439},  url={https://doi.org/10.1590/1980-5373-MR-2017-0209},  DOI={10.1590/1980-5373-MR-2017-0209},  number={6},  journal={Materials Research},  publisher={ABM, ABC, ABPol},  author={Wang, Yongqiang and Li, Na},  year={2017},  month={Nov},  pages={1690–1696} }