Addresses :  International Ozone and Atmospheric Change, 20 - 23 February, 1990, Penang / 
organized by Universiti Sains Malaysia in association with United Nations. 
 - Minden, Pulau Pinang :  Universiti Sains Malaysia,  1990. 
 - 18 p. ;  29 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Atmospheric ozone--Congresses.