Georges Cuvier, [https://archive.org/details/recherchessurles21812cuvi Recherches sur les ossements fossiles de quadrupèdes, 1812, Paris ("First edition of a work which laid the foundation to vertebrate paleontology")
Eldredge, Niles and S. J. Gould (1972). "Punctuated equilibria: an alternative to phyletic gradualism" In T.J.M. Schopf, ed., Models in Paleobiology. San Francisco: Freeman Cooper. pp. 82–115. Reprinted in N. Eldredge Time frames. Princeton: Princeton Univ. Press, 1985. Available here “Archived copy”. 2009년 4월 22일에 원본 문서에서 보존된 문서. 2009년 7월 20일에 확인함..
Eldredge, Niles and S. J. Gould (1972). "Punctuated equilibria: an alternative to phyletic gradualism" In T.J.M. Schopf, ed., Models in Paleobiology. San Francisco: Freeman Cooper. pp. 82–115. Reprinted in N. Eldredge Time frames. Princeton: Princeton Univ. Press, 1985. Available here “Archived copy”. 2009년 4월 22일에 원본 문서에서 보존된 문서. 2009년 7월 20일에 확인함..
Baucon, A. 2010. Da Vinci’s Paleodictyon: the fractal beauty of traces. Acta Geologica Polonica, 60(1). Available from the author's homepage
Baucon, A. 2008. Italy, the Cradle of Ichnology: the legacy of Aldrovandi and Leonardo. In: Avanzini M., Petti F. Italian Ichnology, Studi Trent. Sci. Nat. Acta Geol., 83. Paper available from the author's homepage
Baucon A. 2009. Ulisse Aldrovandi: the study of trace fossils during the Renaissance. Ichnos 16(4). Abstract available from the author's homepage
Eldredge, Niles and S. J. Gould (1972). "Punctuated equilibria: an alternative to phyletic gradualism" In T.J.M. Schopf, ed., Models in Paleobiology. San Francisco: Freeman Cooper. pp. 82–115. Reprinted in N. Eldredge Time frames. Princeton: Princeton Univ. Press, 1985. Available here “Archived copy”. 2009년 4월 22일에 원본 문서에서 보존된 문서. 2009년 7월 20일에 확인함..