TY - BOOK AU - Bureau of Indian Standards TI - Methods of Sampling and Physical Tests for Refractory Materials: Part VI Determination of Permanent Change after Reheating (IS : 1528 (Part 6) - 1974) Reaffirmed 1987 , Reaffirmed 1997 U1 - IS : 1528 (Part 6) - 1974 PY - 1974/// CY - New Delhi PB - Bureau of Indian Standards KW - Indian Standard - IT N1 - IS : 1528 (Part 6) - 1974 ER -