HD HHI Signs Contract for Local Construction of Four Naval Vessels for the Peruvian Navy [online]. Navalnews.com, rev. 2024-04-17 [cit. 2024-04-21]. Dostupné online. (anglicky)
HD Hyundai Heavy Industries Commences Shipbuilding Project in Peru [online]. Navalnews.com, rev. 2025-01-13 [cit. 2025-01-13]. Dostupné online. (anglicky)
web.archive.org
BAP ABTAO (SS-42) [online]. Historic Naval Ships Association [cit. 2010-01-31]. Dostupné v archivu pořízeném dne 2010-11-24. (anglicky)