Blok, D; Schaepman-Strub, G; Bartholomeus, H; Heijmans, M M P D; Maximov, T C; Berendse, F (2011). The response of Arctic vegetation to the summer climate: relation between shrub cover, NDVI, surface albedo and temperature. Environmental Research Letters, 6(3):035502.
Schaepman, Michael E; Kneubühler, M; Bartholomeus, H; Malenovský, Z; Damm, A; Schaepman-Strub, G (2010). Scaling spectroscopic approaches – from leaf albedo to ecosystems mapping. In: Art, Science and Applications of Reflectance Spectroscopy Symposium, Boulder, Colorado, 23 February 2010 - 25 February 2010, 1-19.
Bartholomeus, H. The influence of vegetation cover on the spectroscopic estimation of soil properties. 2009, Wageningen University, The Netherlands, Faculty of Science.
Bartholomeus, H; Epema, G; Schaepman, Michael E (2007). Determining iron content in Mediterranean soils in partly vegetated areas, using spectral reflectance and imaging spectroscopy. International Journal of Applied Earth Observation and Geoinformation, 9(2):194-203.