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D.P. Rao. 1977. Neotectonic and lineament analysis of landsat imagery for oil and mineral exploration – an example rom Godavari delta- Eastern ghats area. Journal of Indian Society of Photo Interpretation 5(2):67-70

D.P. Rao. 1977. Visual comparision of computer aided landsat map and air photo map: a case study from Karimnagar district Anadra Pradesh. Journal of Indian Society of Photo Interpretation 5(1):25-30

H.S. Iyer and T.R. Srinivasan. 1977. Land resource inventories for integrated land use planning with special reference to the catchment of Pohru river in Jammu and Kashmir state. Journal of Indian Society of Photo Interpretation 5(2): 71-79.