Smith, R.Y.; Basinger, J.F.; Greenwood, D.R. (2012). Early Eocene plant diversity and dynamics in the Falkland flora, Okanagan Highlands, British Columbia, Canada. Palaeobiodiversity and Palaeoenvironments. 92 (3): 309—328. doi:10.1007/s12549-011-0061-5. S2CID129448108.
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Smith, R.Y.; Basinger, J.F.; Greenwood, D.R. (2012). Early Eocene plant diversity and dynamics in the Falkland flora, Okanagan Highlands, British Columbia, Canada. Palaeobiodiversity and Palaeoenvironments. 92 (3): 309—328. doi:10.1007/s12549-011-0061-5. S2CID129448108.