@article { 3245,
	title = {Quantum spin Hamiltonians for the SU(2)_k WZW model},
	year = {2011},
	pages = {P11014},
	publisher = { J. Stat. Mech.},
	address = { J. Stat. Mech. P11014 (2011)},
	URL = {http://arxiv.org/abs/1109.5470},
	author = {Anne E. B. Nielsen, J. Ignacio Cirac, German Sierra}
}