Sibuya, Yasutaka <br/><br/>
Global Theory of a Second Order Linear Ordinary Differential Equation With a Polynomial Coefficient 
/ by Yasutaka  Sibuya 
 - New York:  American Elsevier Publishing Company, INC.,  1975. 
 - xv, 290p.; 
<br/><br/><label>ISBN: </label>044410959 
<br/><br/><label>Dewey Class. No.: </label>515.352  / SIB/G