Peraphan Keawchimpre. 2002. Utilization of metal powder from steel production industry contents in interlocking concrete paving blocks. Field of Study Appropriate Technology for Resource and Development, Mahidol University;
Peraphan Keawchimpre. (2002) Utilization of metal powder from steel production industry contents in interlocking concrete paving blocks . Mahidol University/Bangkok.
Peraphan Keawchimpre. Utilization of metal powder from steel production industry contents in interlocking concrete paving blocks. . Bangkok:Mahidol University, 2002.
Peraphan Keawchimpre. (2002) Utilization of metal powder from steel production industry contents in interlocking concrete paving blocks . Mahidol University/Bangkok.