[R] Griffiths
Griffiths, D., Dickinson, A. and Clayton, N.S.(1990) Episodic memory: what can animals remember about their past? Trends in Cognitive Sciences Volume 3(2):74-80
Griffiths, P.J. (2000) The evolution of feathers from dinosaur hair. Gaia 15. 399-403. (The papers of the december 1998 issue of Gaia are techinically dated 2000.)