ADVANCED FUNCTIONAL MATERIALS, vol. 20, no. 11, page. 1797 - 1802, 2010-06-09
JOURNAL OF PHYSICAL CHEMISTRY C, vol. 113, no. 15, page. 6227 - 6230, 2009-04-16
MOLECULAR CRYSTALS AND LIQUID CRYSTALS, vol. 491, page. 109 - 113, 2008-10
CHEMICAL PHYSICS LETTERS, vol. 403, no. 4-6, page. 293 - 297, 2005-02-25