Cite
MLA Citation
Fengkun Chen et al.. “Closed Pentaaza[9]helicene and Hexathia[9]/[5]helicene: Oxidative Fusion Reactions of ortho‐Phenylene‐Bridged Cyclic Hexapyrroles and Hexathiophenes.” Angewandte Chemie, vol. 129, 2017, pp. 14880–14885. http://access.bl.uk/ark:/81055/vdc_100053601372.0x000048