Babkevich, P Magnetic Excitations and Electronic Interactions in Sr_CuTeO_: A Spin-1/2 Square Lattice Heisenberg Antiferromagnet. [electronic resource] - Physical review letters Dec 2016 - 237203 p. digital Publication Type: Journal Article ISSN: 1079-7114 Standard No.: 10.1103/PhysRevLett.117.237203 doi