@misc{ enwiki:1111319712, author = "{Wikipedia contributors}", title = "David E. Blackmer --- {Wikipedia}{,} The Free Encyclopedia", year = "2022", url = "https://en.wikipedia.org/w/index.php?title=David_E._Blackmer&oldid=1111319712", note = "[Online; accessed 26-June-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:1111319712, author = "{Wikipedia contributors}", title = "David E. Blackmer --- {Wikipedia}{,} The Free Encyclopedia", year = "2022", howpublished = "\url{https://en.wikipedia.org/w/index.php?title=David_E._Blackmer&oldid=1111319712}", note = "[Online; accessed 26-June-2024]" }