The US - Rusian nuclear balance. 

 - nro. 1 (2009), p. 236-238 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ARMAS NUCLEARES<br/>BALANCE NUCLEAR
<br/><br/><label>Subjects--Geographic Terms: </label><br/>ESTADOS UNIDOS<br/>RUSIA
<br/><br/><label>Dewey Class. No.: </label>DE.WDA/1/2009