"cited reference" . "standard formats" . "Citation" . "reference lists and bibliographies" . "Citation#Inline citation" . "acknowledge" . "citable" . . "Citation" . "Referencing" . "source citation" . "cited." . "citation" . . "cite" . "highly cited" . "citation systems" . . "referencing" . . "cites" . "references" . "citation-style systems" . . "bibliographical citations" . "citing" . "citatio" . "source attribution or citation" . "notes" . "citations" . . "Citation#Inline_citation" . "citation style" . . "bibliographic citations" . "reference" . "cited" . "Citation#Styles" . "attributed" . "works cited" . . "bibliography" . "Citation styles" . "bibliographic references" . "Citation Index" . "frequent reference" .