@article{alaneme_2011,  title={Fracture Toughness (K1C) evaluation for dual phase medium carbon low alloy steels using circumferential notched tensile (CNT) specimens},  volume={14},  ISSN={1516-1439},  url={https://doi.org/10.1590/S1516-14392011005000028},  DOI={10.1590/S1516-14392011005000028},  number={2},  journal={Materials Research},  publisher={ABM, ABC, ABPol},  author={Alaneme, Kenneth Kanayo},  year={2011},  pages={155–160} }