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Bedarev, V. A.; Gapon, V. I.; Gnatchenko, S. L.; Baran, M.; Szymczak, R.; Desvignes, J. M.; Gall, H. L. Effect of Light Illumination on Antiferromagnet-Metamagnet Phase Transitions in the Garnet Ca3Mn2Ge3O12. Fiz. Nizk. Temp. 2001, 28, 51-60.