Solomon I. Khmelnik <br/><br/>
Variational Principle of Extremum in electromechanical and electrodynamic Systems 
Solomon I. Khmelnik 
 - Third Edition 
 - 352p 
<br/><br/> E Book 
<br/><br/><label>ISBN: </label>978-0-557-08231-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>electromechanical and electrodynamic Systems