@misc{ enwiki:1213582902,
author = "{Wikipedia contributors}",
title = "Countdown: Inspiration4 Mission to Space --- {Wikipedia}{,} The Free Encyclopedia",
year = "2024",
url = "https://en.wikipedia.org/w/index.php?title=Countdown:_Inspiration4_Mission_to_Space&oldid=1213582902",
note = "[Online; accessed 23-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:1213582902,
author = "{Wikipedia contributors}",
title = "Countdown: Inspiration4 Mission to Space --- {Wikipedia}{,} The Free Encyclopedia",
year = "2024",
howpublished = "\url{https://en.wikipedia.org/w/index.php?title=Countdown:_Inspiration4_Mission_to_Space&oldid=1213582902}",
note = "[Online; accessed 23-July-2024]"
}