Não informado. Chemical abstracts. Formula index: Index of ring systems. American Chemical Society.
Style de citation Chicago (17e éd.)Não informado. Chemical Abstracts. Formula Index: Index of Ring Systems. Columbus, Ohio: American Chemical Society.
Style de citation MLA (8e éd.)Não informado. Chemical Abstracts. Formula Index: Index of Ring Systems. American Chemical Society.
Attention : ces citations peuvent ne pas être correctes à 100%.