@article{923841,
      note = {2 Definition of Context},
      author = {Ragozini, Giancarlo. and Vitale, Maria Prosperina.},
      url = {http://library.usi.edu/record/923841},
      title = {Challenges in social network research : methods and  applications /},
      publisher = {Springer,},
      recid = {923841},
      pages = {1 online resource (245 pages).},
      address = {Cham :},
      year = {2020},
}