One of the most popular is Morning Milking Glory Farm. Don't ask, but women of earlier generations would demand this book be burned.
I've heard some women say that many current women won't accept masculinity from human men, because of politics, so they replace human men with monsters.
I wish some female Freepers would weigh in.
Let’s see. I think there has always been sexually explicit woman’s books. From Jong and Fear of Flying. Looking for Mr Goodbar Anis Nins porn. And back in the 50s and 60s with lurid romance magazines.