V.R Vijayan / Jamaludin Othman <br/><br/>
Seismic Refraction Survey In Seberang Perak Area Teluk Intan Perak. 

 - GF 1/1985 
 - Ipoh,Perak  Jabatan Mineral & Geosains Malaysia   1985 
 - ill.10p. 30.22 cm