TY - JOUR A1 - Mulsow, C. T1 - DETERMINATION OF THE DEGREE OF GRAVEL AGGREGATE-BITUMENCOVERAGE BY MULTI-DIRECTIONAL REFLECTANCE MEASUREMENTS JO - Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci. J1 - ISPRS-Archives VL - XXXIX-B5 SP - 39 EP - 43 Y1 - 2012/07/24 PB - ISPRS SN - 2194-9034 UR - https://isprs-archives.copernicus.org/articles/XXXIX-B5/39/2012/ L1 - https://isprs-archives.copernicus.org/articles/XXXIX-B5/39/2012/isprsarchives-XXXIX-B5-39-2012.pdf DO - 10.5194/isprsarchives-XXXIX-B5-39-2012 ER -