Analysis of information sources in references of the Wikipedia article "Benzena" in Indonesian language version.
The existence and mode of formation of insolinic acid prove that to the series of monobasic aromatic acids, Cn2Hn2-8O4, the lowest known term of which is benzoic acid, … .[Catatan: Rumus empiris senyawa organik yang muncul dalam artikel Hofmann (p.3) berdasarkan massa atom karbon 6 (bukan 12) dan massa atom oksigen 8 (bukan 16).]