Berger, K., Verrelst, J., Féret, J.-B., Wang, Z., Wocher, M., Strathmann, M., Danner, M., Mauser, W., Hank, T. (2020): Crop nitrogen monitoring: Recent progress and principal developments in the context of imaging spectroscopy missions. - Remote Sensing of Environment, 242, 111758.https://doi.org/10.1016/j.rse.2020.111758
