Roy, A.E. <br/><br/>
Orbital motion   
by A.E. Roy 
 - Bristol  Adam and Hinger  1988 
 - xv, 532p. 
<br/><br/><label>ISBN: </label>0852742282 
<br/><br/><label>Dewey Class. No.: </label>521.3  / N88;1