Literature
Authors(s) Bosch, M. van den, Cadée, M. C. and Janssen, A. W.
Year 1975
Title Lithostratigraphical and biostratigraphical subdivision of Tertiary deposits (Oligocene-Pliocene) in the Winterswijk-Almelo region (eastern part of The Netherlands). Script. Geol. 29: 1-167, 10 tabs, 37 figs, 23 pls, 2 encls.