The best replacement for citations is references.

The best alternatives to citations are rated as following:
★★★★★  references
★★★★★  bibliography
★★★★  footnotes
★★  tickets
★  reference page
★  parking citations
  parenthetical citations
  mla
  publications
  quotations
  warnings

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Speaking about citations, one probably shouldn't forget about et al.

Other search terms related to citations and their ratings are:
★★★★★ et al
★★★★★ quotes
★★★ quotation marks
★ papers
★ abstracts
★ same author
quotations
bibliography
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