1. 1) Safety Operation Division, Tokyo Wan Association for Marine Safety, Guidelines for Vessels Anchoring and Evacuating in Tokyo Bay During Stormy Weather for Ocean Going Vessels, 2021.
2. 公益社団法人 東京湾海難防止協会：内航船における荒天時東京湾避泊の手引き, 2021．
3. 2) The Japan Ship Owners’Mutual Protection & Indemnity Association Loss Prevention and Ship Inspection Department : Dragging Anchor – Case Studies and Preventive Measures, P&I Loss Prevention Bulletin, Vol.43, 2018.
4. 日本船主責任相互保険組合ロスプリベンション推進部：走錨事故例と防止，P&I ロスプリベンションガイド 第43 号，2018．
5. 3) Kugumiya, H., Kobayashi, H., Fujioka, Y.: A Simulation Study of Dragging Anchor, Journal of Japan Institute of Navigation, Vol. 79, pp.169-175, 1988 (in Japanese).