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8
Sedimentology of coal and coal-bearing sequences
Special publication, no. 7 of the International Association of Sedimentologists,
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10
Physica status solidi
Volume 10, Number 2: April 16
Physica status solidi ; Volume 10, Number 2, A
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11
Physica status solidi
Volume 109, Number 2: October 16
Physica status solidi ; Volume 109, Number 2, A