1. Methods of Sampling and Testing of Refractories Materials, IS: 484 (1953), BIS, New Delhi.
2. ASTM Standards Part—Ill, American Society of Testing Materials, Philadelphia, USA (1955).
3. Specification for Plastic Clays for Ceramic Industry, IS: 4589 (1979), BIS, New Delhi.
4. Specification for Pyrometric Cone Equivalent in Refractories, IS: 483 (1953), BIS, New Delhi.