@misc{ enwiki:1219057264, author = "{Wikipedia contributors}", title = "José Mármol, Buenos Aires --- {Wikipedia}{,} The Free Encyclopedia", year = "2024", url = "https://en.wikipedia.org/w/index.php?title=Jos%C3%A9_M%C3%A1rmol,_Buenos_Aires&oldid=1219057264", note = "[Online; accessed 11-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:1219057264, author = "{Wikipedia contributors}", title = "José Mármol, Buenos Aires --- {Wikipedia}{,} The Free Encyclopedia", year = "2024", howpublished = "\url{https://en.wikipedia.org/w/index.php?title=Jos%C3%A9_M%C3%A1rmol,_Buenos_Aires&oldid=1219057264}", note = "[Online; accessed 11-July-2024]" }