Abstract
(1974). Plant microfossils from Shahrud coaly sediments. University College of Engineering, 28(0), -.
. "Plant microfossils from Shahrud coaly sediments", University College of Engineering, 28, 0, 1974, -.
(1974). 'Plant microfossils from Shahrud coaly sediments', University College of Engineering, 28(0), pp. -.
, "Plant microfossils from Shahrud coaly sediments," University College of Engineering, 28 0 (1974): -,
Plant microfossils from Shahrud coaly sediments. University College of Engineering, 1974; 28(0): -.
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