@article {ho1976s,
	title = {S-wave collisions of positrons with helium},
	journal = {Journal of Physics B: Atomic and Molecular Physics},
	volume = {9},
	number = {18},
	year = {1976},
	note = {<p>n/a</p>
},
	pages = {3213},
	publisher = {IOP Publishing},
	abstract = {<p>n/a</p>
},
	attachments = {https://labs.iams.sinica.edu.tw/project/sites/default/files/ykho/files/1976_2.pdf},
	author = {Ho, YK and Fraser, PA}
}
