@article {27814,
	title = {Variational quantum algorithms for discovering Hamiltonian spectra},
	journal = {Physical Review A},
	volume = {99},
	year = {2019},
	pages = {062304},
	publisher = {APS},
	author = {Jones, Tyson and Endo, Suguru and McArdle, Sam and Yuan, Xiao and Benjamin, Simon C}
}
