D.  Kiefhaber, Zappa, C. J., and Jähne, B., ?Measurement of wind waves statistics from specular reflections?, in Ocean Science Meeting, 23--28. 02. 2014, Honolulu Hawaii, 2014.

D.  Kiefhaber, Schaper, J., Rocholz, R., Zappa, C. J., Asher, W. E., Jessup, A. T., and Jähne, B., ?Water Surface Topography Measurements with the Reflective Stereo Slope Gauge?, in AGU Ocean Science Meeting 2012, Salt Lake City, 2012.

C. J.  Zappa, Asher, W. E., Jessup, A. T., Klinke, J., and Long, S. R., ?Microbreaking and the enhancement of air-water transfer velocity?, J. Geophys. Res., vol. 109, p. C08S16, 2004.

C. J.  Zappa, Asher, W. E., Jessup, A. T., Klinke, J., and Long, S. R., ?Effect of microscale wave breaking on air-water gas transfer?, in Gas Transfer at Water Surfaces, 2002, vol. 127, p. 23--29.