Robotic Drone Arm for civil structures inspection: Challenges and Future DirectionsBhivraj Suthar, Rajesh Mahadeva, Saurav Dixit, Vinay Kumar, K. Arun, Rishab Arora and Suniana AhujaE3S Web Conf., 430 (2023) 01192DOI: https://doi.org/10.1051/e3sconf/202343001192