Intramolecular cyclisation of 2-vinyl-and 2-allylbenzoyl phosphonates with trimethyl phosphite via carbene intermediates - Griffiths, Vaughan; Harris, Jayne E.; Karim, Khalku; Whitehead, Belinda J. (ARKIVOC, 2000)
doi: 10.3998/ark.5550190.0001.314