57Fe MÖSSBAUER SPECTROSCOPIC STUDIES OF STRUCTURAL CHANGES OF MONTMORILLONITE ON HEATING IN REDUCING ATMOSPHERE M. Takeda, O. Kawakami et T. TominagaJ. Phys. Colloques, 40 C2 (1979) C2-472-C2-474DOI: https://doi.org/10.1051/jphyscol:19792163
