@article {9437,
	title = {Two Ising-like magnetic excitations in a single-layer cuprate superconductor},
	journal = {Nature Physics},
	year = {2012},
	pages = {404-410},
	doi = {10.1038/nphys2271},
	author = {Yuan Li and G. Yu and M.K. Chan and V. Bal{\'e}dent and Yangmu Li and N. Bari{\v s}i{\'c} and X. Zhao and K. Hradil and R.A. Mole and Y. Sidis and P. Steffens and P. Bourges and M. Greven}
}
