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↑ D. Berry; R. T. Holm; R. L. Mowery; N. H. Turner; M. Fatemi (1991). “Thallium(III) Oxide by Organometallic Chemical Vapor Deposition”. Chemistry of Materials. 3 (1): 72–77. doi:10.1021/cm00013a019. Đã bỏ qua tham số không rõ |last-author-amp= (gợi ý |name-list-style=) (trợ giúp)
