@article{SBS13b, author = {Senaratne, Hansi and Broering, Arne and Schreck, Tobias}, journal = {Transactions in GIS}, number = {3}, pages = {369-386}, publisher = {Wiley-Blackwell}, title = {Using Reverse Viewshed Analysis to Assess the Location Correctness of Visually Generated VGI}, volume = {17}, year = {2013} }