1. R. G. Burns and V. M. Burns , inProceedings of the Manganese Dioxide Symposium, Vol. 1, A. Kozawa and R. J. Brodd , Editors, p. 306, Cleveland, OH (1975).
2. R. G. Burns and V. M. Burns , inProceedings of the Manganese Dioxide Symposium, Vol. 2, B. Schumm , H. M. Joseph , and A. Kozawa , Editors, p. 97, Tokyo (1980).
3. R. Giovanoli , inGeology and Geochemistry of Manganese, Vol. 1, I. M. Varentsov and G. Grasselly , Editors, p. 159, Akademiai Keadó, Budapest (1980).
4. Interpretation of some γ-MnO2diffraction patterns
5. Cation‐Vacancy Model for MnO2