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7Published 1973Subjects “...Gravity....”
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12Published 1984Subjects “...Quantum gravity....”
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14by Heiskanen, Weikko A. (Weikko Aleksanteri), 1895-1971Subjects “...Gravity....”
Published 1967
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15Published 1954Subjects “...Gravity Greenland....”
Conference Proceeding Book -
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17Published 2003Subjects “...Quantum gravity....”
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