Citation

Hugel HM , Kelly DP , Spear RJ , Bromilow J , Brownlee RTC Craik DJ (1979) Carbon-13 N.M.R. Studies of Carbocations. III. An Investigation of the Variation of ipso-Substituent Chemical Shifts with Electron Demand in 1,4-Disubstituted Benzenes. Australian Journal of Chemistry 32, 1511-1519.

https://doi.org/10.1071/CH9791511