1. Sasaki N (1988) Study on contrarotating propellers (3rd report) (in Japanese). Trans West Japan Soc Nav Archit 76:15?29
2. Murakami M, Kuroi M, Ando J et al (1991) Practical method of estimating characteristics of open-water propeller based on quasicontinuous method (in Japanese). Trans West Japan Soc Nav Archit 82:1?15
3. Nishiyama S, Sakamoto S, Fujino R (1991) Contrarotating propeller system for large merchant ships. 4th International Marine Systems Design Conference, vol 1, May 26?30, 1991, kobe, pp 395?412
4. Morgan WB (1960) The design of counterrotating propellers using Lerbs' theory. Trans SNAME 60:6?38
5. Manen JD van (1956) Contra-rotating propellers, Trans INA 98:327?344