Turnbull, Stephen. The Samurai Invasion of Korea 1592-98. Osprey Publishing. 2012-11-20: 17 [2015-03-25]. ISBN 9781782007128.[失效連結] "His naval victories were to prove decisive in the Japanese defeat, although Yi was to die during his final battle in 1598."
Perez, Louis. 存档副本. Japan At War: An Encyclopedia. Santa Barbara, California: ABC-CLIO: 140. 2013 [2021-04-26]. ISBN 9781598847413. (原始内容存档于2021-04-26)."Just as a complete Japanese victory appeared imminent, Admiral Yi entered the war and quickly turned the tide."
Perez, Louis. 存档副本. Japan At War: An Encyclopedia. Santa Barbara, California: ABC-CLIO: 140–141. 2013 [2021-04-26]. ISBN 9781598847413. (原始内容存档于2021-04-17)."Yi's successes gave Korea complete control of the sea lanes around the peninsula, and the Korean navy was able to intercept most of the supplies and communications between Japan and Korea"
Elisonas, Jurgis. "The inseparable trinity: Japan's relations with China and Korea." The Cambridge History of Japan. Vol. 4. Ed. John Whitney Hall. Cambridge: Cambridge UP, 1991. pp. 278