@article{porter2007strategy,
  title = {Strategy and society: the link between competitive advantage and corporate social responsibility}
  author = {Porter, Michael E. and Kramer, Mark R.},
  journal = {Strategic Direction},
  url = {https://www.emerald.com/insight/content/doi/10.1108/sd.2007.05623ead.006/full/html},
  year = {2007}
}