[
  {
    "key": "eldredge1972",
    "authors": "Eldredge, N., and S. J. Gould",
    "year": "1972",
    "title": "Punctuated equilibria: an alternative to phyletic gradualism",
    "journal": "Models in Paleobiology",
    "volume": "1",
    "pages": "82–115"
  },
  {
    "key": "gould2002",
    "authors": "Gould, S. J.",
    "year": "2002",
    "title": "The Structure of Evolutionary Theory",
    "journal": "Harvard University Press",
    "volume": "",
    "pages": ""
  },
  {
    "key": "mayr1942",
    "authors": "Mayr, E.",
    "year": "1942",
    "title": "Systematics and the Origin of Species",
    "journal": "Columbia University Press",
    "volume": "",
    "pages": ""
  }
]