Minorsky, Nicholas <br/><br/>
Nonlinear oscillations 

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 - D Van Nostrand Co. Inc., New Jersey  1969 
 - 714 
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<br/><br/>  
<br/><br/><label>ISBN: </label> 24 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nonlinear operators
<br/><br/><label>Dewey Class. No.: </label>515.7248  MIN-N