Dados Reais sobre a Natureza
LucasFundamental Physical Constants from NIST
IUPAC Periodic Table of Elements
IUPAC Quantities, Units and Symbols in Physical Chemistry
Nomenclature of Inorganic Chemistry IUPAC RECOMMENDATIONS 2005
Nomenclature of Organic Chemistry. IUPAC Recommendations and Preferred Names 2013.
Compendium of Polymer Terminology and Nomenclature IUPAC Recommendations 2008
IUPAC Compendium of Terminology in Analytical Chemistr
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Principles of Chemical Nomenclature. A Guide to IUPAC Recommendations. 2011 Edition.