INFLUENCE OF In3+ IN BiYCaVIn IRON GARNET ON MAGNETO-OPTICAL EFFECT Zhai Hongru, Wang Hao, Lu Mu, Zhang Shiyan and Huang Haibo J. Phys. Colloques, 49 C8 (1988) C8-971-C8-972 DOI: 10.1051/jphyscol:19888444