Reduction of Einstein's field equations for twisting typeN-vacuum fields with anH 2
1991 ◽
Vol 23
(4)
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pp. 477-486
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Keyword(s):
Keyword(s):
2005 ◽
Vol 143
(2)
◽
pp. 720-740
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Keyword(s):
1965 ◽
Vol 6
(4)
◽
pp. 590-610
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