@INPROCEEDINGS{9025368,  
author={Lopes, Vasco and Pereira, Nuno and Alexandre, Luís A.},  
booktitle={2019 IEEE/CVF Conference on Computer Vision and Pattern Recognition Workshops (CVPRW)},
title={Robot Workspace Monitoring Using a Blockchain-Based 3D Vision Approach},   
year={2019}, 
pages={2812-2820},  
doi={10.1109/CVPRW.2019.00340}
}