@inproceedings{graphsovertimedensificationlawsshrinking,
  title = {Graphs over Time: Densification Laws, Shrinking Diameters and Possible Explanations},
  author = {Jure Leskovec and Jon Kleinberg and Christos Faloutsos},
  year = {2020},
  booktitle = {‎‎‏‏‎ ‎ 2020 5},
  url = {https://dl.acm.org/doi/10.1145/1081870.1081893},
}