D.  Kiefhaber, Caulliez, G., Zappa, C. J., Schaper, J., and Jähne, B., ?Water wave measurement from stereo images of specular reflections?, vol. 26, p. 115401, 2015.

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.

J.  Schaper, ?Wave Height Estimation with Stereo Images of the Reflective Stereo Slope Gauge (RSSG)?, Institut für Umweltphysik, Fakultät für Physik und Astronomie, Univ.\ Heidelberg, 2011.