Ubolluk Rattanasak. 2001. A study of compressive strength and heavy metal leaching behavior of mortars containing cement-fly ash and spent catalyst. , King Mongkut's University of Technology Thonburi;
Ubolluk Rattanasak. (2001) A study of compressive strength and heavy metal leaching behavior of mortars containing cement-fly ash and spent catalyst . King Mongkut's University of Technology Thonburi/Bangkok.
Ubolluk Rattanasak. A study of compressive strength and heavy metal leaching behavior of mortars containing cement-fly ash and spent catalyst. . Bangkok:King Mongkut's University of Technology Thonburi, 2001.
Ubolluk Rattanasak. (2001) A study of compressive strength and heavy metal leaching behavior of mortars containing cement-fly ash and spent catalyst . King Mongkut's University of Technology Thonburi/Bangkok.