Measurement of the Linear Depolarization Ratio of Aged Dust at Three Wavelengths (355, 532 and 1064 nm) Simultaneously over BarbadosMoritz Haarig, Dietrich Althausen, Albert Ansmann, André Klepel, Holger Baars, Ronny Engelmann, Silke Groß and Volker FreudenthalerEPJ Web of Conferences, 119 (2016) 18009DOI: https://doi.org/10.1051/epjconf/201611918009