Generality of leaf spectroscopic models for predicting key foliar functional traits across continents: A comparison between physically- and empirically-based approaches. - Wang, Zhihui; Féret, Jean-Baptiste; Liu, Nanfeng; Sun, Zhongyu; Yang, Long; Geng, Shoubao; Zhang, Hui; Chlus, Adam; Kruger, Eric L.; Townsend, Philip A. (Remote Sensing of Environment, 2023)