the title U-Boat 977. A documentary film U-977 - 66 Days Under Water directed by Nadine Poulain, Schäffer's granddaughter, was in the final stages of production in 2014. See also History of Mar del Plata Argentina during World War II References Bibliography Juan Salinas & Carlos De Nápoli (2002) Ultramar Sur: la última operación secreta del Tercer Reich ("South Overseas: the last secret operation of Third Reich") Grupo Editorial Norma Kittel & Graf (2015) The History of U-Boot Edizione R.E.I. Paterson, Lawrence (2009) Black Flag: The Surrender of Germany's U-Boat Forces on Land and at Sea Seaforth Publishing Schäffer, Heinz, Leonce Peillard Der U-Boot-Krieg 1999 (In German) Schäffer, Heinz, U-Boat 977: The U-Boat That Escaped to Argentina 2005 (First published in Germany in 1952 as U-977 – 66 Tage unter Wasser) External links "Books: Go In & Sink". Time. 23 February 1953. Review of the book U-BOAT 977. (Mark Felton Productions) Argentina in World War II German Type VIIC submarines U-boats commissioned in 1943 World War II submarines of Germany 1943 ships Ships sunk as targets Ships built in Hamburg Captured U-boats Maritime incidents in Argentina U-boats sunk in 1946 Maritime incidents in 1946