Finite element systems  a handbook 
ed. by C. A. Brebbia. 
 - 3rd 
 - Berlin  Springer-Verleg  1985 
 - 767p. 
<br/><br/><label>ISBN: </label>3540151168 
<br/><br/><label>Dewey Class. No.: </label>620.001515353  / N85