Kummel, Bernhard. <br/><br/>
Stratigraphic boundary problems:Permain and triassic of west pakistan /  
by Bernhard Kummel,Curt teichert. 
 - 1st.Edn. /  
 - Lawrence :   The University Press Of Kansas ,   1985 
 - 474p :  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Stratigraphic
<br/><br/><label>Dewey Class. No.: </label>H5.44Q73  / L0