@misc{wiki:phase-digram-eg,
   author = "Wikimedia Commons",
   title = "File:Phase-diag2.svg --- Wikimedia Commons{,} the free media repository",
   year = "2022",
   url = "\url{https://commons.wikimedia.org/w/index.php?title=File:Phase-diag2.svg&oldid=667966844}",
   note = "[Online; accessed 28-May-2023]"
 }