Heidbrink I. Alessio Sgarlato and Nico Sgarlato, Secret Projects of the Kriegsmarine. Unseen Designs of Nazi Germany’s Navy by Ingo Heidbrink. TNM [Internet]. 2024 Jun. 28 [cited 2024 Sep. 16];33(3-4):562-4. Available from: https://tnm.journals.yorku.ca/index.php/default/article/view/1216