Silva, A. M. S., Pinto, D. C. G. A., Cavaleiro, J. A. S., Martínez, A., Castro, A., & Elguero, J. (2002). An Experimental NMR and Semi-Empirical Theoretical Study of the Conformation of Styrylchromones and Styryl Alkyl or Aryl Ketones (Benzylidene Ketones). Journal of Chemical Research, 2002(4), 162–164. https://doi.org/10.3184/030823402103171735
