Science Fiction

Zu Besuch auf der Erde

Lintuhäkki

Ventimila leghe sotto i mari

Nexus

Nimmerwiederkehr

The Strange Case of Dr. Jekyll and Mr. Hyde

Arena 3 (Book #3 of the Survival Trilogy)

Robinas Stunde null

Antiche Guerre Cosmiche

Ascent (The Invasion Chronicles—Book Three): A Science Fiction Thriller