"Tsuyoshi Michinobu,Rinako Eto,Hiroe Kumazawa,Nozomu Fujii,Kiyotaka Shigehara","Photochromism of Azopyridine Side Chain Polymer Controlled by Supramolecular Self-Assembly",,"J. Macromol. Sci., Part A","Taylor & Francis","Vol. 48","No. 8","pp. 625-631",2011,July