Layman, s. 102. Layman, R. D. (1976). "HMS Ark Royal – Pegasus 1914–1950". Warship International. Toledo, Ohio: International Naval Research Organization. XIII (2): 90-114. ISSN0043-0374. JSTOR44887987.
Hownam-Meek, ss. 92-95. Hownam-Meek, R. S. S. (2000). "Question 3/99: The Loss of the German Light Cruiser Breslau". Warship International. Toledo, OH: International Naval Research Organization. XXXVII (1): 92-95. ISSN0043-0374. JSTOR44889963.
Layman, s. 102. Layman, R. D. (1976). "HMS Ark Royal – Pegasus 1914–1950". Warship International. Toledo, Ohio: International Naval Research Organization. XIII (2): 90-114. ISSN0043-0374. JSTOR44887987.
Hownam-Meek, ss. 92-95. Hownam-Meek, R. S. S. (2000). "Question 3/99: The Loss of the German Light Cruiser Breslau". Warship International. Toledo, OH: International Naval Research Organization. XXXVII (1): 92-95. ISSN0043-0374. JSTOR44889963.