@article {bhatia1998calculations,
	title = {Calculations of doubly excited states in helium-like systems using Hylleraas functions},
	journal = {Journal of Physics B: Atomic, Molecular and Optical Physics},
	volume = {31},
	number = {15},
	year = {1998},
	note = {<p>n/a</p>
},
	pages = {3307},
	publisher = {IOP Publishing},
	abstract = {<p>n/a</p>
},
	attachments = {https://labs.iams.sinica.edu.tw/project/sites/default/files/ykho/files/1998_2.pdf},
	author = {Bhatia, AK and Ho, YK}
}
