TY - SER AU - Arthurton,Russell TI - Rhythmic sedimentary sequences in the triassic Keuper Marl (Mercia Mudstone group) of Cheshire, northwest England SN - 00721050 KW - Sédimentation KW - Stratigraphie KW - Stratification rythmique KW - Trias sup KW - Grande Bretagne KW - Angleterre KW - Cheshire N1 - ; bibliogr. p. 57-58 ER -