Nimis P L  Ed, Scheidegger C Ed & Wolseley P A Ed <br/><br/>
Monitoring with lichens- monitoring lichens : NATO Science series IV Earth and Environmental Sciences Vol 7 .-1-4020-0429-X 

 -  Kluwer Academic, Dordrecht, Netherlands 
 - 408p 
<br/><br/><label>ISBN: </label>1-4020-0429-X 
<br/><br/><label>Dewey Class. No.: </label>I27:55/P02/B24582