Szakal-Quin, Gyoengyi; Graham, Doyle G.; Millington, David S.; Maltby, David A.; McPhail, Andrew T.
Journal of Organic Chemistry, 1986 , vol. 51, # 5 p. 621 - 624
Armesto, Diego; Esteban, Soledad; Horspool, William M.; Martin, Juan-Antonio F.; Martinez-Alcazar, Paz; Perez-Ossorio, Rafael
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1989 , p. 751 - 755