@misc{preston2020the,
  title = {The Carbon Footprint of Retail: ECommerce vs Bricks & Mortar}
  author = {Preston, Felix and Kukrika, Nick and Matthews, H. Scott and Jaller, Miguel A.},
  url = {http://www.generationim.com/research-centre/insights/ecommerce-vs-bricks-mortar/},
  year = {2020}
}