@misc{ enwiki:1161025100, author = "{Wikipedia contributors}", title = "European Convention relating to the Formalities required for Patent Applications --- {Wikipedia}{,} The Free Encyclopedia", year = "2023", url = "https://en.wikipedia.org/w/index.php?title=European_Convention_relating_to_the_Formalities_required_for_Patent_Applications&oldid=1161025100", note = "[Online; accessed 5-July-2024]" }
url
(\usepackage{url}
somewhere in the preamble), which tends to give much more nicely formatted web addresses, the following may be preferred:
@misc{ enwiki:1161025100, author = "{Wikipedia contributors}", title = "European Convention relating to the Formalities required for Patent Applications --- {Wikipedia}{,} The Free Encyclopedia", year = "2023", howpublished = "\url{https://en.wikipedia.org/w/index.php?title=European_Convention_relating_to_the_Formalities_required_for_Patent_Applications&oldid=1161025100}", note = "[Online; accessed 5-July-2024]" }