@article{19621221, title={High-Kinetic Energy Fragment Ions from Aliphatic Hydrocarbons under Electron Impact. I. Measurement and High-Kinetic Energy Methyl Ions from 1,3-Butadiene}, author={Toshikazu Tsuchiya}, journal={Bulletin of the Chemical Society of Japan}, volume={35}, number={7}, pages={1221-1226}, year={1962}, doi={10.1246/bcsj.35.1221} }