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- character or check digit. A 13-digit ISBN can be separated into its parts (prefix element, registration group, registrant, publication and check digit), and...54 KB (6,204 words) - 12:31, 15 April 2023
- in the check digit position indicates a check digit of 10 (like a Roman ten). To confirm the check digit, calculate the sum of all eight digits of the...20 KB (2,225 words) - 12:38, 15 April 2023
- an item ID, and a check digit, typically looking like M-2306-7118-7. From 1 January 2008 the ISMN was defined as a thirteen digit identifier beginning...5 KB (624 words) - 12:37, 15 April 2023
- characters and has the form YYYYJJJJJVVVVMPPPPA where YYYY is the four-digit year of the reference and JJJJJ is a code indicating where the reference...6 KB (387 words) - 19:32, 1 January 2022
- experiment applied between 1969 and 1972 which added a check digit. Serial numbers are six digits long and should include leading zeros. The leading zeros...4 KB (530 words) - 17:53, 12 December 2020
- privatization schemes and higher rates of public investment led to double-digit growth in teledensity figures throughout the 1990s and continuing today...152 KB (20,987 words) - 10:00, 8 August 2023