@misc{jason_moore,
  title={Learn Multibody Dynamics, SymPy},
  author={Moore, Jason},
  howpublished={\url{https://moorepants.github.io/learn-multibody-dynamics/sympy.html}},
  year={2023}
}

@misc{template,
  author       = {{TeachBooks}},
  title        = {Your first TeachBook using the GitHub template},
  url          = {https://github.com/TeachBooks/template},
  year         = {2024},
  note         = {Retrieved December, 2024. CC BY 4.0.}
}