Paulus Gowin,Alexander S W Yan <br/><br/>
Reconnaissance survey for kaolinitic clay in the Keningau area interior Sabah ( RAK E5 ) 

 - JMG.SB/IM 97/5 
 - Kuala Lumpur  Jabatan Minerals Dan Geosains Malaysia  1997 
 - ill:16p. 29.8 cm