Economides, M. J.; Ehlig-Economides, C. A.; Speliotis, G. & Vrouzi, F. Resource Evaluation and Development Plans for a 120 MW Geothermal Power Plant on Milos Island, Greece, article, December 15, 1983; (https://digital.library.unt.edu/ark:/67531/metadc874111/m1/1/: accessed November 15, 2018), University of North Texas Libraries, Digital Library, digital.library.unt.edu; .