Applications of Volunteered Geographic Information in Surveying Engineering: A First Approach. - Ioannis Sofos; Vassilios Vescoukis; Maria Tsakiri (AGILE Conf., 2015)

VGI in surveying engineering: Introducing collaborative cloud land surveying. - Ioannis Sofos; Vassilios Vescoukis; Maria Tsakiri (J. Spatial Inf. Sci., 2017)