Number | Name | Date | Kind |
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3860692 | Nies et al. | Jan 1975 |
Entry |
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Chemical Abstracts, vol. 100, No. 2, 1984, p. 416, Abs. No. 13283c, Kozhina, I. I.; Karnilova, E. E.; Petroskii, G. T.; "X-Ray Diffraction Study of the Potassium Oxide-Aluminum Oxide-Boron Oxide System". |