Naimark, M. A. <br/><br/>
Linear differential operators / 
translated by e. r. dawson. english translation. ed. by w. n. everitt. 
 - volúmenes 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecuaciones diferenciales lineales
<br/><br/><label>LC Class. No.: </label>QA372  / N34