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 ## Acknowledgements
 This research was supported by funding from CSIRO's Data61, Land and Water, Wine Australia, and the Department of Agriculture's Rural R&D for Profit program. The authors gratefully acknowledge the support of these groups, which has helped in making this library possible. 
 
+The paper describing RayCloudTools is available here: https://ieeexplore.ieee.org/abstract/document/9444433
 
-The paper describing this software is available here: https://ieeexplore.ieee.org/abstract/document/9444433
-
-Citations:  
+Citation:  
 ```
 Lowe, Thomas, and Kazys Stepanas. "RayCloudTools: A Concise Interface for Analysis and Manipulation of Ray Clouds." IEEE Access (2021).
 Lowe, T, Moghadam, P, Edwards, E, Williams, J. Canopy density estimation in perennial horticulture crops using 3D spinning lidar SLAM. J Field Robotics. 2021; 1– 21. https://doi.org/10.1002/rob.22006
 ```
+
+The paper describing RayExtract Trees is available here: https://doi.org/10.1016/j.rse.2025.115162
+
+Citation:  
+```
+Devereux, T., Lowe, T., Rivory, J., Reckziegel, R. B., Calders, K., Aryal, R. R., Eaton, G., Cooper, Z., Levick, S., Phinn, S., & Woodgate, W. (2026). RayExtract: A fast, scalable method for tree volume reconstruction from terrestrial laser scanning. Remote Sensing of Environment, 334, 115162. https://doi.org/10.1016/j.rse.2025.115162
+```