實驗室校準方法和程序 - 砝碼的校準
The CSIRO Division of Applied Physical Paper "Calibration of Balances" by David B. Prowse, 1995
Good Practice Guideline Note, Thermal Effects on Balance and Weights, NPL

Laboratory calibration method and procedure - calibration of weights
The CSIRO Division of Applied Physical Paper "Calibration of Balances" by David B. Prowse, 1995
Good Practice Guideline Note, Thermal Effects on Balance and Weights, NPL