TY - JOUR A1 - Santhanavanich, T. A1 - Wuerstle, P. A1 - Silberer, J. A1 - Loidl, V. A1 - Rodrigues, P. A1 - Coors, V. T1 - 3D SAFE ROUTING NAVIGATION APPLICATION FOR PEDESTRIANS AND CYCLISTS BASED ON OPEN SOURCE TOOLS JO - ISPRS Ann. Photogramm. Remote Sens. Spatial Inf. Sci. J1 - ISPRS-Annals VL - VI-4/W2-2020 SP - 143 EP - 147 Y1 - 2020/09/15 PB - Copernicus Publications SN - 2194-9050 UR - https://isprs-annals.copernicus.org/articles/VI-4-W2-2020/143/2020/ L1 - https://isprs-annals.copernicus.org/articles/VI-4-W2-2020/143/2020/isprs-annals-VI-4-W2-2020-143-2020.pdf DO - 10.5194/isprs-annals-VI-4-W2-2020-143-2020 ER -