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    • Creator Office of Standard Reference Materials, National Measurement Laboratory, National Bureau of Standards
    • Date 1979-
    • Series
      • NBS special publication ; 260
      • National Bureau of Standards miscellaneous publication
      • NIST special publication
    • Creator National Measurement Laboratory (U.S.). Office of Standard Reference Materials
    • Creator National Measurement Laboratory (U.S.). Office of Standard Reference Materials
    • Series
      • NBS special publication ; 260
      • National Bureau of Standards miscellaneous publication
      • NIST special publication
    • Creator National Measurement Laboratory (U.S.). Office of Standard Reference Materials