Giblin, S., Terry, I., Clark, S., Prokscha, T., Prabhakaran, D., Boothroyd, A., …Leighton, C. (2005). Observation of magnetic excitons in LaCoO 3. European Physical Society Letters, 70(5), 677-683. https://doi.org/10.1209/epl/i2004-10519-4