Pure Appl. Chem., 1996, Vol. 68, No. 4, pp. 901-906
doi:10.1351/pac199668040901
Redetermination of σ+ constants for heteroaromatic rings. Oxygen-17 chemical shifts of trifluoroacetyl substituents and solvolytic reactivities of heteroaromatic analogs of 1-tert-butylbenzyl halides
