T.  Münsterer and Jähne, B., ?A LIF technique for the measurement of concentration profiles in the aqueous mass boundary layer?, in Proc.\ 7th Intern.\ Symp.\ on Appl.\ of Laser Techn.\ to Fluid Mechanics, Lisbon, Portugal, July 11.--14. 1994, 1994, vol. II, p. 29.4.1--5.