Porrawan Swatewacharkul. 1998. Measurement of changes in microstructures in metals using Doppler-broadened positron annihilation spectroscopy. Graduate School, Chulalongkorn University;
Porrawan Swatewacharkul. (1998) Measurement of changes in microstructures in metals using Doppler-broadened positron annihilation spectroscopy . Chulalongkorn University/Bangkok.
Porrawan Swatewacharkul. Measurement of changes in microstructures in metals using Doppler-broadened positron annihilation spectroscopy. . Bangkok:Chulalongkorn University, 1998.
Porrawan Swatewacharkul. (1998) Measurement of changes in microstructures in metals using Doppler-broadened positron annihilation spectroscopy . Chulalongkorn University/Bangkok.