Nacionalni institut za standarde i tehnologiju — разлика између измена

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м (Разне исправке; козметичке измене)
(Спашавам 1 извора и означавам 0 мртвим. #IABot (v2.0beta15))
 
{{Commonscat|National Institute of Standards and Technology}}
* [http://www.nist.gov Main NIST website]
* [httphttps://web.archive.org/web/20190402004554/https://nist.time.gov/ The Official U.S. Time]
* [https://web.archive.org/web/20080212191012/http://ts.nist.gov/measurementservices/referencematerials/index.cfm NIST Standard Reference Materials]
* [http://www.nist.gov/cnst/index.cfm NIST Center for Nanoscale Science and Technology (CNST)]
169.248

измена