[1]Biermann,Ursula;Metzger,JuergenO.[JournaloftheAmericanChemicalSociety,2004,vol.126,#33,p.10319-10330]
Title: Rearrangement pathways of five-membered ring enlargement in carbocations: quantum chemical calculations and deuterium kinetic isotope effects.
Journal: The Journal of organic chemistry 20030307