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- [31] A COMPARISON OF METHODS OF ASSAY OF DIGITOXIN TABLETS JOURNAL OF THE AMERICAN PHARMACEUTICAL ASSOCIATION, 1956, 45 (02): : 98 - 101
- [38] A comparison of three spectrophotometric methods JOURNAL OF THE OPTICAL SOCIETY OF AMERICA AND REVIEW OF SCIENTIFIC INSTRUMENTS, 1927, 14 (04): : 332 - 336