About this book
A First Course in Finite Elements
Author(s): Jacob Fish, Ted Belytschko
@book{fish2007first,
title={A first course in finite elements},
author={Fish, Jacob and Belytschko, Ted},
volume={1},
year={2007},
publisher={Wiley New York}
} 
Chapter 2 — Direct Approach for Discrete Systems
Chapter 3 — Strong and Weak Forms of 1D Problems
Chapter 4 — Approximation of Trial Solutions, Weight Functions and Gauss Quadrature for 1D Problems
Chapter 5 — Finite Element Formulation for 1D Problems
Chapter 6 — Strong and Weak Forms for Multidimensional Scalar Field Problems