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 @article{spinellis,
 author = {<NAME> <NAME>},
 title = {The Collaborative Organization of Knowledge},
 journal = {Commun. ACM},
 issue_date = {August 2008},
 volume = {51},
 number = {8},
 month = aug,
 year = {2008},
 issn = {0001-0782},
 pages = {68--73},
 numpages = {6},
 url = {http://doi.acm.org/10.1145/1378704.1378720},
 doi = {10.1145/1378704.1378720},
 acmid = {1378720},
 publisher = {ACM},
 address = {New York, NY, USA},
} 

@article{goyal,
  author    = {<NAME> and
               <NAME>},
  title     = {Graph Embedding Techniques, Applications, and Performance: {A} Survey},
  journal   = {CoRR},
  volume    = {abs/1705.02801},
  year      = {2017},
  url       = {http://arxiv.org/abs/1705.02801},
  archivePrefix = {arXiv},
  eprint    = {1705.02801},
  timestamp = {Wed, 07 Jun 2017 14:40:14 +0200},
  biburl    = {https://dblp.org/rec/bib/journals/corr/GoyalF17},
  bibsource = {dblp computer science bibliography, https://dblp.org}
}