Method for determination of penetration of bituminous materials / 
Standards and Industrial Research Institute of Malaysia. 
 - Shah Alam :  Standards and Industrial Research Institute of Malaysia,  1978 
 - 15 p. :  ill. ;  21 cm. 
 - Malaysian Standard ;  MS 1. 139 : 1978 .
 - Malaysian Standard ;  MS 1. 139 : 1978 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Standardization--Malaysia<br/>Bituminous materials--Malaysia