@misc{ enwiki:966527390, author = "{Wikipedia contributors}", title = "Bank Transfer Day --- {Wikipedia}{,} The Free Encyclopedia", year = "2020", url = "https://en.wikipedia.org/w/index.php?title=Bank_Transfer_Day&oldid=966527390", note = "[Online; accessed 4-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:966527390, author = "{Wikipedia contributors}", title = "Bank Transfer Day --- {Wikipedia}{,} The Free Encyclopedia", year = "2020", howpublished = "\url{https://en.wikipedia.org/w/index.php?title=Bank_Transfer_Day&oldid=966527390}", note = "[Online; accessed 4-July-2024]" }