Peter, Rózsa <br/><br/>
Recursive function 
Translated by István Földes 
 - 3rd. rev. ed. 
 - New York :  Academic Press,  1967 
 - 300 p. 
<br/><br/>p. 293-300 
<br/><br/><label>Subjects--Topical Terms: </label><br/>FUNCIONES RECURSIVAS
<br/><br/><label>Dewey Class. No.: </label>511.3  / P478