1. Development of a UAV-based remote sensing system for unpaved road condition assessment;Zhang,2008
2. Using Ground Penetrating Radar for Assessing Highway Pavement Thickness;Lenngren,2000
3. Road condition mapping using hyperspectral remote sensing;Herold,2004
4. Approach to identify cracking in asphalt pavement using GPR and infrared thermographic methods: Preliminary findings
5. Applications of photogrammetric processing using an autonomous model helicopter;Eisenbeiss,2006