@misc{gopakumar2000solutions,
  title={Solutions to Cosmological Problems with Energy Conservation and Varying c, G and Lambda},
  author={P. Gopakumar and G. V. Vijayagovindan},
  year={2000},
  eprint={gr-qc/0003098},
  archivePrefix={arXiv},
  primaryClass={gr-qc},
  doi={10.1142/S0217732301004042},
  url={https://arxiv.org/abs/gr-qc/0003098}
}