Swan Sinks SS Cygnet Sunk by Italian Submarine Enrico Tazzoli, San Salvador, Bahamas in World War II Wiberg, Eric Heftet / 2017 / Engelsk
U-Boats in New England Submarine Patrols, Survivors and Saboteurs 1942-45 Wiberg, Eric Innbundet / 2019 / Engelsk
U-Boats off Bermuda Patrol Summaries and Merchant Ship Survivors Landed in Bermuda 1940-1944 Wiberg, Eric Innbundet / 2017 / Engelsk
Juvenilia Teen Books and Travel Writing Umbrae Papilionis, Z. (for Zarathustra), Shorts Wiberg, Eric Troels Heftet / 2009 / Engelsk
Tanker Disasters, IMO's Places of Refuge and the Special Compensation Clause; Erika, Prestige, Castor and 65 Casualties Wiberg, Eric Troels Heftet / 2009 / Engelsk