Kerp, H.; Trewin, N.H.; Hass, H. (2004). New gametophytes from the Early Devonian Rhynie chert. Transactions of the Royal Society of Edinburgh: Earth Sciences, 94, 411-428
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Kerp, H.; Trewin, N.H.; Hass, H.
2004
New gametophytes from the Early Devonian Rhynie chert.
Transactions of the Royal Society of Edinburgh: Earth Sciences