@misc{ enwiki:1143325116, author = "{Wikipedia contributors}", title = "1886–87 United States Senate elections --- {Wikipedia}{,} The Free Encyclopedia", year = "2023", url = "https://en.wikipedia.org/w/index.php?title=1886%E2%80%9387_United_States_Senate_elections&oldid=1143325116", note = "[Online; accessed 2-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:1143325116, author = "{Wikipedia contributors}", title = "1886–87 United States Senate elections --- {Wikipedia}{,} The Free Encyclopedia", year = "2023", howpublished = "\url{https://en.wikipedia.org/w/index.php?title=1886%E2%80%9387_United_States_Senate_elections&oldid=1143325116}", note = "[Online; accessed 2-July-2024]" }