@misc{ enwiki:1047584188, author = "{Wikipedia contributors}", title = "Brandt 60 mm LR Gun-mortar --- {Wikipedia}{,} The Free Encyclopedia", year = "2021", url = "https://en.wikipedia.org/w/index.php?title=Brandt_60_mm_LR_Gun-mortar&oldid=1047584188", note = "[Online; accessed 20-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:1047584188, author = "{Wikipedia contributors}", title = "Brandt 60 mm LR Gun-mortar --- {Wikipedia}{,} The Free Encyclopedia", year = "2021", howpublished = "\url{https://en.wikipedia.org/w/index.php?title=Brandt_60_mm_LR_Gun-mortar&oldid=1047584188}", note = "[Online; accessed 20-June-2024]" }