@misc{ enwiki:1055165844, author = "{Wikipedia contributors}", title = "Gymnastics at the 1956 Summer Olympics – Men's floor --- {Wikipedia}{,} The Free Encyclopedia", year = "2021", url = "https://en.wikipedia.org/w/index.php?title=Gymnastics_at_the_1956_Summer_Olympics_%E2%80%93_Men%27s_floor&oldid=1055165844", 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:1055165844, author = "{Wikipedia contributors}", title = "Gymnastics at the 1956 Summer Olympics – Men's floor --- {Wikipedia}{,} The Free Encyclopedia", year = "2021", howpublished = "\url{https://en.wikipedia.org/w/index.php?title=Gymnastics_at_the_1956_Summer_Olympics_%E2%80%93_Men%27s_floor&oldid=1055165844}", note = "[Online; accessed 9-July-2024]" }