1. Heavy metals: leaching from glazed surfaces of tea mugs;Ajmal;Sci. Total Environ.,1997
2. Standard Test Method for Lead and Cadmium Extracted From the Lip and Rim Area of Glass Tumblers Externally Decorated With Ceramic Glass Enamels. C927 – 80;ASTM,2009
3. Testing Approaches for the Release of Metals From Ceramic Articles: In Support of the Revision of the Ceramic Directive 84/500/EEC;Beldì,2016
4. Lead Legislation: The World's Best and Worst Practice Regulating Lead in Paint;Bodel,2010
5. Summary of California Proposition 65 Settlement Related to Lead and Cadmium Exposure From Outside Surfaces of Glass and Ceramicware;Calderwood,2005