Bioluminescence and chemiluminescence.

@article{Hastings1976BioluminescenceAC,
  title={Bioluminescence and chemiluminescence.},
  author={John Hastings and Th{\'e}r{\`e}se Wilson},
  journal={Photochemistry and photobiology},
  year={1976},
  volume={23 6},
  pages={461-73}
}