@article{hara1968,
title={High EnergyNNScattering with Large Momentum Transfer and ChiralSU(2)×SU(2) Symmetry},
author={Yasuo Hara},
year={1968},
journal={Progress of Theoretical Physics},
doi={10.1143/ptp.39.1020},
url={https://doi.org/10.1143/ptp.39.1020}
}