I found this .pdf on internet sometimes 4 years ago.
I dont know who author is; but its a very informative & easy to understand.
Basic concepts of FEA are explained in very easy language.
All students pursuing B.E. and B.Tech are eligible to apply. [Registrations Open!]
FEA - A to Z 2014-02-06
CAE, FEA E-Book, FEA