https://www.theatlantic.com/.../search-libgen.../682094/...
Every author should check this link to search for their books. The Atlantic (an American Journal?) has a searchable database listing over 7.5 million books and 81 million research papers. The database is called Library Genesis or LibGen. Four of mine are there. So are many others, including those of Dorothy Dunnett. It is anyone's guess how much or how little of it has been used to "teach" Meta's AI systems to write books.
You should read Jessica Redland's thoughts on the matter: https://www.jessicaredlandauthor.com
"The billionaires, the pirates , and the great book heist."