by Glasspool, I.J., Collinson, M.E., Scott, A.C., Brain, A.P.R., Plotnick, R.E., Kenig, F.
Published in Review of palaeobotany and palynology (01.07.2009)

by Plotnick, RE, Gardner, RH, Hargrove, WW, Prestegaard, K, Perlmutter, M
Published in Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics (01.05.1996)