Paste au_ye_es.bst in "swp/TCITex/BibTex/bst/natbib/*.*"

Open swp-file

Write "\usepackage{natbib} in preamble

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Insert/typeset object/bibliography/database file: (your name) AND style: au-ye_es

Insert/typeset object/citation/key: (your code)

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Typset/compile + generate a bibliography

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