@article{article89,
  title = {Magnesium sulfate heptahydrate as phase change material in double slope solar still},
  author = {Khandagre, M. and Gupta, B. and Bhalavi, J. and Baredar, P.},
  journal = {Journal of Thermal Engineering},
  year = {2021},
  volume = {7},
  pages = {196-214},
  doi = {10.18186/thermal.871439}
}