By Boulter M. C.   in Journal of Bryology

ISSN:1743-2820|8|1|65-68

Maney Publishing‎(1974)‎

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By Boulter M.C.   Manum S.B.   in Endeavour

ISSN:0160-9327|21|3|105-108

Elsevier‎(1997)‎

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By Boulter M.C.   Gee D.   Fisher H.C.   in Cretaceous Research

ISSN:0195-6671|19|1|107-112

Academic Press‎(1998)‎

Access to resources Favorite 2.3221903