Gray, J.; Chaloner, W. G.; Westoll, T. S. (1985). “The Microfossil Record of Early Land Plants: Advances in Understanding of Early Terrestrialization, 1970–1984”. Philosophical Transactions of the Royal Society B309 (1138): 167-195. Bibcode: 1985RSPTB.309..167G. doi:10.1098/rstb.1985.0077. JSTOR2396358.
harvard.edu
ui.adsabs.harvard.edu
Gray, J.; Chaloner, W. G.; Westoll, T. S. (1985). “The Microfossil Record of Early Land Plants: Advances in Understanding of Early Terrestrialization, 1970–1984”. Philosophical Transactions of the Royal Society B309 (1138): 167-195. Bibcode: 1985RSPTB.309..167G. doi:10.1098/rstb.1985.0077. JSTOR2396358.
jstor.org
Gray, J.; Chaloner, W. G.; Westoll, T. S. (1985). “The Microfossil Record of Early Land Plants: Advances in Understanding of Early Terrestrialization, 1970–1984”. Philosophical Transactions of the Royal Society B309 (1138): 167-195. Bibcode: 1985RSPTB.309..167G. doi:10.1098/rstb.1985.0077. JSTOR2396358.