Richtmyer, Robert <br/><br/>
Principles of advanced mathematical physics  vol. I-II 
Robert D. Richtmyer 
 - New York  Springer-Verlag  1978 
 - Vol. I (IX, 322 p.); vol.. II (X, 413 p.)  fig  20 cm 
 - Text and monographs in physics .
<br/><br/> Cuprinde bibliografie si index 
<br/><br/><label>ISBN: </label>354010772x