Stevens, Peter (1983). "Augustin Augier's "Arbre Botanique" (1801), a Remarkable Early Botanical Representation of the Natural System". Taxon. 32 (2): 203–211. doi:10.2307/1221972. JSTOR1221972.
jstor.org
Stevens, Peter (1983). "Augustin Augier's "Arbre Botanique" (1801), a Remarkable Early Botanical Representation of the Natural System". Taxon. 32 (2): 203–211. doi:10.2307/1221972. JSTOR1221972.