MACROMOLECULES, vol. 36, no. 8, page. 2894 - 2902, 2003-04-22
MACROMOLECULAR RAPID COMMUNICATIONS, vol. 19, no. 9, page. 499 - 504, 1998-09
MACROMOLECULES, vol. 31, no. 2, page. 336 - 343, 1998-01-27