Vernay, F.Penc, K.Fazekas, P.Mila, Frédéric2019-06-282019-06-282019-06-28200510.1103/PhysRevB.70.014428https://infoscience.epfl.ch/handle/20.500.14299/158655Orbital degeneracy as a source of frustration inLiNiO2text::journal::journal article::research article