@misc{ enwiki:822487328, author = "{Wikipedia contributors}", title = "168P/Hergenrother --- {Wikipedia}{,} The Free Encyclopedia", year = "2018", url = "https://en.wikipedia.org/w/index.php?title=168P/Hergenrother&oldid=822487328", note = "[Online; accessed 9-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:822487328, author = "{Wikipedia contributors}", title = "168P/Hergenrother --- {Wikipedia}{,} The Free Encyclopedia", year = "2018", howpublished = "\url{https://en.wikipedia.org/w/index.php?title=168P/Hergenrother&oldid=822487328}", note = "[Online; accessed 9-July-2024]" }