1. A Wealden soil bed with Equisetites lyelli (Mantell);Allen;Proc. Geol. Ass.,1941
2. Notes on Wealden fossil soil beds;Allen;Proc. Geol. Ass.,1946
3. Wealden of the Weald: a new model;Allen;Proc. Geol. Ass.,1975
4. Weichselia reticulata (Stokes et Webb) Fontaine from the Wealden of Belgium;Alvin;Mém. Inst. Roy. Sci. Nat. Belgique,1971
5. Leaf anatomy of Weichselia based on fusainised material;Alvin;Palaeontology,1974