Hogner, E. (1925). Contributions to the theory of ship waves. P.A. Norstedt & Söner.
Lua i Stíl Chicago (17ú heag.)Hogner, Einar. Contributions to the Theory of Ship Waves. Stockholm, Kungi, boktryckeriet: P.A. Norstedt & Söner, 1925.
Lua MLA (8ú heag.)Hogner, Einar. Contributions to the Theory of Ship Waves. P.A. Norstedt & Söner, 1925.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.