Ochsner, A., & Merkel, M. (2018). One-dimensional finite elements: An introduction to the FE method (Second edition.). Springer International Publishing. https://doi.org/10.1007/978-3-319-75145-0

Ochsner, Andreas, and Markus Merkel. One-dimensional Finite Elements: An Introduction to the FE Method. Second edition. Cham: Springer International Publishing, 2018. https://doi.org/10.1007/978-3-319-75145-0.

Ochsner, Andreas, and Markus Merkel. One-dimensional Finite Elements: An Introduction to the FE Method. Second edition. Springer International Publishing, 2018. https://doi.org/10.1007/978-3-319-75145-0.