@misc{ enwiki:928967214, author = "{Wikipedia contributors}", title = "Chalk talk --- {Wikipedia}{,} The Free Encyclopedia", year = "2019", url = "https://en.wikipedia.org/w/index.php?title=Chalk_talk&oldid=928967214", note = "[Online; accessed 12-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:928967214, author = "{Wikipedia contributors}", title = "Chalk talk --- {Wikipedia}{,} The Free Encyclopedia", year = "2019", howpublished = "\url{https://en.wikipedia.org/w/index.php?title=Chalk_talk&oldid=928967214}", note = "[Online; accessed 12-July-2024]" }