KQ Proceeding of the VII International Clay Conference 1981 held in Bologna and Pavia, Italy, September 6-12, 1981 organized by the Italian Group of AIPEA, under the auspices of Association Internationale Pour I'Etude des Argile 
edited by H. van Olphen and Veniale 
 - Amsterdam :  Elsevier Science,  1982 
 - 827p.:  ill. ;  24 cm. 
 - Developments in sedimentology  35 .
<br/><br/><label>ISBN: </label>0444420967 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clay minerals--Analysis--Congresses