@article{lrr-2001-1,
  title    = {The Cosmological Constant},
  author   = {Sean M. Carroll},
  journal  = {Living Reviews in Relativity},
  year     = {2001},
  number   = {1},
  volume   = {4},
  keywords = {vacuum energy, cosmology, cosmological constant},
  doi      = {10.12942/lrr-2001-1},
  url      = {http://www.livingreviews.org/lrr-2001-1}
}
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