Leznoff, Clifford C.Hayward, Roger J.2010-12-202010-12-201971Tetrahedron, 1971, 27, 5115-5120http://hdl.handle.net/10315/6390enPhotocyclization Reactions of Aryl Polyenes - III. The Photocyclization of 1,8-Diphenyl-1,3,5,7-octatetraene and 1,10-Diphenyl-1,3,5,7,9- decapentaeneArticlehttp://www.sciencedirect.com/science?_ob=MImg&_imagekey=B6THR-42HX7PX-F1-1&_cdi=5289&_user=866177&_pii=S0040402001907653&_origin=search&_coverDate=12%2F31%2F1971&_sk=999729978&view=c&wchp=dGLbVzb-zSkzV&md5=0f5105e4a828a8b596038bf79563c118&ie=/sdarticle.pdf