@article{1999471, title={Origin of Fine Ferrite Grain Structure of Sheet Steel Hot-rolled in Ferrite Region without Lubrication}, author={Saiji MATSUOKA and Kei SAKATA and Osamu FURUKIMI and Takashi OBARA}, journal={Tetsu-to-Hagane}, volume={85}, number={6}, pages={471-478}, year={1999}, doi={10.2355/tetsutohagane1955.85.6_471} }