User:Jorge Stolfi/@@/63323
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International Union of Pure and Applied Chemistry (1995). "Oxocarbons". [[Compendium of Chemical Terminology]] Internet edition. {{cite book}}: URL–wikilink conflict (help)
International Union of Pure and Applied Chemistry (1995). "Oxocarbons". [[Compendium of Chemical Terminology]] Internet edition. {{cite book}}: URL–wikilink conflict (help)