Spectral Characterization of a Digital Still Camera's NIR Modification to Enhance Archaeological Observation. - Geert J. Verhoeven; Philippe F. Smet; Dirk Poelman; Frank Vermeulen (IEEE Trans. Geosci. Remote. Sens., 2009)

Engaging with the Canopy - Multi-Dimensional Vegetation Mark Visualisation Using Archived Aerial Images. - Geert J. Verhoeven; Frank Vermeulen (Remote. Sens., 2016)