Spin gaps in the ordered states of La_2LiXO_60.28em0ex(X=Ru,Os) and their relation to the distortion of the cubic double perovskite structure in 4d^3 and 5d^3 magnets - D. D. Maharaj, G. Sala, C. A. Marjerrison, M. B. Stone, J. E. Greedan; B. D. Gaulin (American Physical Society (APS), 2018)
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