TY  - SER
AU  - Rafiq, Muhammed
AU  - Chaudhry, M. Aslam
AU  - Chaudhry, M. H
TI  - Studies on Economic Potentials of Nepheline Syenite of Koga (Swat)  for  Making  for  Making Colourless Glass
KW  - Nepheline
KW  - Glass Raw Material
KW  - Nepheline  for  Glass Making
ER  -