Megens, Rik P.; Van Den Berg, Tieme A.; De Bruijn, A. Dowine; Feringa, Ben L.; Roelfes, Gerard
Chemistry - A European Journal, 2009 , vol. 15, # 7 p. 1723 - 1733

Tomilov,A.P. et al.
Zhurnal Organicheskoi Khimii, 1967 , vol. 3, # 5 p. 954,916

Tomilov,A.P. et al.
Zhurnal Organicheskoi Khimii, 1967 , vol. 3, # 5 p. 954,916