MÜLLER, A. H. Part A, Introduction, Ch. 1, p.2-78. Treatise on Invertebrate Paleontology, [S. l.], 1979. DOI: 10.17161/dt.v0i0.5528. Disponível em: https://journals.ku.edu/InvertebratePaleo/article/view/5528.. Acesso em: 24 nov. 2024.