@conference {jaehne1989d,
	title = {Optical measuring technique for small scale water surface waves},
	booktitle = {Advanced Optical Instrumentation for Remote Sensing of the Earth{\textquoteright}s Surface from Space, SPIE Proceeding 1129, International Congress on Optical Science and Engineering, Paris, 24-28 April 1989},
	year = {1989},
	pages = {147--152},
	doi = {10.1117/12.961496},
	author = {Bernd J{\"a}hne and Bernd J{\"a}hne},
	editor = {Stefan Waas and Stefan Waas}
}
