Mundim, Kleber C. <br/><br/>
MULTICENTER BOND INDEX: GRASSMANN ALGEBRA AND N-ORDER DENSITY FUNCTIONAL. 

 - Rio de Janeiro :  CBPF,  1993. 
 - 5 p. 
<br/><br/><label>ISSN: </label>0029-3865 
<br/><br/><label>Standard No.: </label>CBPF-NF-048-93