Cite
MLA Citation
Mark Ede et al.. “Indexing chemical structures: Exemplified compound indexing in patents by the vendors Thomson Reuters, Chemical Abstracts and Elsevier – A comparative study by the Patent Documentation Group (PDG).” World patent information, vol. 44, 2016, pp. 48–52. http://access.bl.uk/ark:/81055/vdc_100031413288.0x000007