Abbas Atefi Yufeng Ge Santosh K. Pitla James C. Schnable Robotic Detection and Grasp of Maize and Sorghum: Stem Measurement with Contact. 58 2020 9 Robotics 3 https://doi.org/10.3390/robotics9030058 db/journals/robotics/robotics9.html#AtefiGPS20