Generally speaking, it is not necessary. Unless you need to add something, you can look at the online papers for reference. None of them have titles.

Book titles are generally used to indicate the names of books, articles, newspapers, archives, operas, songs and pictures. The title of a book indicates the name of a book, document, newspaper, article, etc. , but also used in songs, movies, TV dramas and other literary and artistic works closely related to the written media. But it all depends on when these appear in the article.