@article{abe2019,
  title={Hydrogen energy, economy and storage: Review and recommendation},
  author={John Olorunfemi Abe and A.P.I. Popoola and Emmanuel Ajenifuja and Olawale Popoola},
  year={2019},
  journal={International Journal of Hydrogen Energy},
  doi={10.1016/j.ijhydene.2019.04.068},
  url={https://doi.org/10.1016/j.ijhydene.2019.04.068}
}