@misc{ enwiki:1176539601, author = "{Wikipedia contributors}", title = "Baeyer–Emmerling indole synthesis --- {Wikipedia}{,} The Free Encyclopedia", year = "2023", url = "https://en.wikipedia.org/w/index.php?title=Baeyer%E2%80%93Emmerling_indole_synthesis&oldid=1176539601", note = "[Online; accessed 25-June-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:1176539601, author = "{Wikipedia contributors}", title = "Baeyer–Emmerling indole synthesis --- {Wikipedia}{,} The Free Encyclopedia", year = "2023", howpublished = "\url{https://en.wikipedia.org/w/index.php?title=Baeyer%E2%80%93Emmerling_indole_synthesis&oldid=1176539601}", note = "[Online; accessed 25-June-2024]" }