The diatom evidence.

von Cameron, Nigel G.
Veröffentlicht in Excavations at Caldicot, Gwent: Bronze Age palaeochannels in the Lower Nedern Valley.
London : Council for British Archaeology, York, 1997.
Umfang/Format: 117-128 : Abb.

Somerset's peatland archaeology : managing and investigating a fragile resource : the results of the Monuments at Risk in Somerset Peatlands (MARISP) Project

von Brunning, Richard
Oxford ; Oakville : Oxbow Books, 2013.
Umfang/Format: xiii, 310 pages : illustrations (some colour) ; 29 cm