Gibson, A. <br/><br/>
Overfermented coffee beans :  a method for their detection and elimination / 
A. Gibson, M. Butty. 
 - Hamburg :  East African Industrial Research Organization,  1975. 
 - 12 p. :  plates ;  30 cm. 
<br/><br/> VIIth International Scientific Colloquium on coffee. 
<br/><br/>Includes bib. references. 
<br/><br/> Open. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coffee.<br/>Beans.