How does the allusion to "the Last Judgement" advance the author's purpose?

the author just like to emphasize that all the painting works of Michaelangelo can be visited. The author is putting all her research about the painting of Michaelangelo into a book Nudity art and decorum it is a visual alternations writings which had been issued.

Knowing that works of Michaelangelo been denounced by the senior cardinals including pope due to wickedness and indecency.