ジークリンデ (デコイ)
↑ Gannon, Robert (January 1, 1996). Hellions of the Deep: The Development of American Torpedoes in World War II. Penn State Press. ISBN 0271038403. https://books.google.com/books?id=hiwd4xsBGu4C&dq=sieglinde+%28u-boat+decoy+device%29&pg=PA132
↑ “U-Boat Sonar Decoys - BOLD, Sieglinde”. www.uboataces.com. 2023年4月23日閲覧。