Using Spectral Indices to Estimate Water Content and GPP in Sphagnum Moss and Other Peatland Vegetation. - Kirsten J. Lees; Rebekka R. E. Artz; Myroslava Khomik; Joanna M. Clark; Jonathan Ritson; Mark H. Hancock; Neil R. Cowie; Tristan Quaife (IEEE Trans. Geosci. Remote. Sens., 2020)