Novels:
* The Navigator (1959) - A classic sci-fi novel about a starship captain who is confronted by the mysteries of the universe.
* The Wasteland (1960) - A post-apocalyptic novel set in a world devastated by nuclear war.
* The Black Flame (1963) - A story of an interstellar battle between two rival civilizations.
* The Search (1964) - A novel about a group of scientists searching for a missing astronaut.
* The Last Ship (1967) - A thrilling story of survival set on a spaceship stranded in space.
* The City (1970) - A novel about a futuristic city where the wealthy live in luxury while the poor struggle to survive.
* The World of the Robot (1973) - A novel about a world where robots have taken over.
* The Time Travelers (1976) - A novel about a group of scientists who travel through time.
* The Space Merchants (1953) - A collaborative novel with Frederik Pohl, about the dangers of advertising in a future society.
Short Story Collections:
* The Navigator and Other Stories (1965)
* The Wasteland and Other Stories (1967)
* The Black Flame and Other Stories (1970)
* The Search and Other Stories (1973)
Other Works:
* The Ririe Files (2007) - A collection of his unpublished stories and essays.
* The Ririe Archives (2010) - A website devoted to his work.
Ririe was a versatile writer who explored many different themes in his science fiction. He is best known for his imaginative stories and his insightful commentary on society.
If you're looking for more information on his work, I recommend checking out the Ririe Archives website. You can find a comprehensive bibliography of his published works there.