- Author: Karen Rose Cercone Author Record # 152566
- Birthdate: 12 November 1957
- Language: English
- Webpages: Goodreads, LibraryThing, ricia.com, SFE-1, SFE-2
- Used These Alternate Names: L. A. Graf
- Author Tags: science fiction (13)
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Novels
- Armageddon Sky (1997) with Julia Ecklar
- Caretaker (1995) with Julia Ecklar
- Death Count (1992) with Julia Ecklar
- Extreme Prejudice (1995) with Julia Ecklar
- Firestorm (1994) with Julia Ecklar
- Future Imperfect (2002) with Julia Ecklar
- Ice Trap (1992) with Melissa Crandall and Julia Ecklar
- Past Prologue (2002) with Julia Ecklar
- Phobos Rising (unpublished) with Julia Ecklar
- Present Tense (2002) with Julia Ecklar
- Rough Trails (2000) with Julia Ecklar
- Time's Enemy (1996) with Julia Ecklar
- Traitor Winds (1994) with Julia Ecklar
- War Dragons (1998) with Julia Ecklar
- Star Trek Invasion: The Final Fury / Time's Enemy / The Soldiers of Fear / First Strike (1997) [O] with Dafydd ab Hugh and Diane Carey and Julia Ecklar and Kristine Kathryn Rusch and Dean Wesley Smith
- The Janus Gate (2002) [O/1-3] with Julia Ecklar
- Armageddon Sky (excerpt) (1997) with Julia Ecklar
- New Earth: Rough Trails (excerpt) (2000) with Julia Ecklar
- Time's Enemy (excerpt) (1996) with Julia Ecklar
- A STAR TREK Appreciation (1996) with Julia Ecklar
- Glossary of Tenctonese Words Used in Extreme Prejudice (1995) with Julia Ecklar