Author: Becker G., et al., 1974.:
Title: Palynology and ostracode distribution in the Upper Devonian andbasal Dinantian of Belgium and their dependence on sedimentary facies.
Description: Meded. Rijks Geol. Dienst [Haarlem], N.S., 25(2): pp. 9-99, numerous microphotos on 39 pls., several maps and diagrs. on 2 fold. enclosures, 290 illus. in text, refs. 4to. Wrs.

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