Proc. of a symposium on the scientific use of Ballons and related technical problems of the twenty-first plenary meeting of COSPAR <br/><br/>
Scientific ballooning   
ed. by W. Riedler. 
 - Oxford  Pergamon Press  1978 
 - xii, 220p. 
<br/><br/><label>ISBN: </label>0080234208 
<br/><br/><label>Dewey Class. No.: </label>507.2  / N79