Combining Spectral Libraries and 3-D Radiative Transfer Modeling to Improve the Simulation of Phenology in Semi-Arid Grasslands. - Mathilda Porterie; M. Pilar Martín; Vicente Burchard-Levine; Rosario González-Cascón; Romain Démoulin; Karine Adeline; Xavier Briottet (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2025)