Hald, Ole H. <br/><br/>
Inverse nodal problems:  finding the potential from nodal lines/ 
Ole H. Hald, Joyce R. McLaughlin. 
 - Providence, R.I.:  American Mathematical Society,  1996. 
 - vii, 148 p.:  ill.;  26 cm. 
 - Memoirs of the American Mathematical Society;  no. 572. .
<br/><br/> "January 1996, volume 119, number 572 (end of volume)." 
<br/><br/>Includes bibliographical references (p. 106-107). 
<br/><br/><label>ISBN: </label>0821804863 (recycled paper) 
<br/><br/><label>LCCN: </label>95039139 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Inverse problems (Differential equations)<br/>Eigenvalues.<br/>Asymptotic distribution (Probability theory)
<br/><br/><label>Dewey Class. No.: </label>510 s  515/.353