@misc{ enwiki:1158274474, author = "{Wikipedia contributors}", title = "Boxing at the 1976 Summer Olympics --- {Wikipedia}{,} The Free Encyclopedia", year = "2023", url = "https://en.wikipedia.org/w/index.php?title=Boxing_at_the_1976_Summer_Olympics&oldid=1158274474", note = "[Online; accessed 8-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:1158274474, author = "{Wikipedia contributors}", title = "Boxing at the 1976 Summer Olympics --- {Wikipedia}{,} The Free Encyclopedia", year = "2023", howpublished = "\url{https://en.wikipedia.org/w/index.php?title=Boxing_at_the_1976_Summer_Olympics&oldid=1158274474}", note = "[Online; accessed 8-July-2024]" }