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1by Einarsson, Sveinn S.“...Condensed from a study by S.S. Einarsson which appeared in "Geothermal energy", UNESCO, 1973...”
Published 1974
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Article in Journal/Newspaper -
2Published 1943“...! on : J, u>le Ss 6 pam \s| 35a co A2=00 & S else e rae = 7 3 ee A J3 ol -ee JX ol ยง9 3Ana Laabl ll...”
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