* The Giant of the Steinfeld (1983)
* Dyrenes paradis (1986)
* The Man in the Salt (1988)
* The Bird Man (1990)
* Den gylne fontenen (1992)
* The Dance of the Silkworms (1994)
* The Lord of the Islands (1996)
* The Children of the Sun (1998)
* The Song of the Raven (2000)
* Reisen til Ithaca (2002)
* Minotaurens datter (2004)
* The Curse of Osiris (2006)
* The Treasure of the Nibelungs (2008)
* Druidens hemmelighet (2010)
* Faraos makt (2012)
* The Wrath of Zeus (2014)
* The Fall of Atlantis (2016)
* The Return of the Gods (2018)
Noveller
* Maktens ring (1984)
* The Eye of Horus (1985)
* Kongens sverd (1987)
* The Cup of Life (1989)
* The Staff of Moses (1991)
* Faraos krone (1993)
* The Shield of Achilles (1995)
* The Bow of Odysseus (1997)
* The Spear of Longinus (1999)
* The Dagger of Brutus (2001)
* The Axe of Thor (2003)
* The Hammer of Hefaistos (2005)
* The Trident of Poseidon (2007)
* The Scythe of Hades (2009)
* The Caduceus of Hermes (2011)
* The Lyre of Orpheus (2013)
* The Flute of Pan (2015)
* The Harp of Apollo (2017)
Noveller
* Reisen til Jerusalem (1982)
* Djevelens besøk (1982)
* The Gift of the Fairy (1982)
* The Curse of the Witch (1982)
* The Revenge of the Ghost (1982)
* Skogens hemmelighet (1982)
* Skattejakten (1982)
* The Adventures of the Knight (1982)
* The Story of the Pirate (1982)
* Eventyret om prinsessen (1982)
Barnebøker
* Den lille heksen (1984)
* Den lille dragen (1984)
* Den lille havfruen (1984)
* Den lille Pinocchio (1984)
* Det lille sirkuset (1984)
* Det lille huset i skogen (1984)
* Det lille skipet på havet (1984)
* Det lille toget i fjellene (1984)
* The Little Plane in the Sky (1984)
* Den lille bilen på veien (1984)
sakprosa
* Østerrikes historie (1985)
* Østerrikes kultur (1985)
* Østerrikes økonomi (1985)
* Østerrikes politikk (1985)
* Den