Pshenichny  , B.N. <br/><br/>
Numerical methodds in external problems. 
B.N. Pshenichny and  Yu M Danilin  
 - Moscow,  MIR Publishers ,   1978. 
 - 276p. 
<br/><br/><label>Subjects--Index Terms: </label>Numerical methodds in external problems. 
<br/><br/><label>Universal Decimal Class. No.: </label>519.85  / PSH