Theoretical evaluation of the effect of electron-withdrawing substituents on carbocation stabilities. Delocalization of charge to the carbonyl and cyano groupsDIXON, D. A; EADES, R. A; FREY, R et al.Journal of the American Chemical Society. 1984, Vol 106, Num 14, pp 3885-3891, issn 0002-7863Article

A THEORETICAL INVESTIGATION OF THE STRUCTURES AND ENERGIES OF C₃H₅O⁺ ISOMERS.BACH RD; DOMAGALA JM.1976; TETRAHEDRON LETTERS; G.B.; DA. 1976; NO 45; PP. 4025-4028; BIBL. 9 REF.Article