1. Adeniyi PO (1983) An aerial photographic method for estimating urban population. Photogramm Eng Remote Sens 49:545–560
2. Collins WG, El-Beik AHA (1971) Population census with the aid of aerial photographs: an experiment in the city of Leeds. Photogramm Rec 7:16–26
3. Daugherty HG, Kammeyer KCW (1995) An introduction to population, 2nd edn. Guildford Press, New York, London, 244 p. ISBN 0 89862 616
4. Demir N, Baltsavias E (2010) Combination of image and Lidar data for building and tree extraction. In: Paparoditis N, Pierrot-Deseilligny M, Mallet C, Tournaire O (eds) Int Arch Photogramm Remote Sens Spat Inf Sci XXXVIII(Part 3B):131–136
5. Green NA (1957) Aerial photogrammetric interpretation and the social structure of the city. Photogramm Eng 23:89–99