Ruymgaart, F. H. <br/><br/>
Asymptotic theory of rank tests for independence. 

 - 2nd ed. 
 - Amsterdam ;  Mathematisch Centrum,  1978. 
 - ii, 115 p. ;  24 cm. 
 - Mathematical Centre tracts;  43. .
<br/><br/> Index. 
<br/><br/>Bibliogr. p. 109-111. 
<br/><br/><label>ISBN: </label>9061960819 
<br/><br/><label>Dewey Class. No.: </label>519.5  / R985a