PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, vol. 104, no. 21, page. 8779 - 8784, 2007-05-22
BIOCHEMISTRY, vol. 36, no. 46, page. 14030 - 14036, 1997-11-18
POLYMER JOURNAL, vol. 45, no. 7, page. 685 - 689, 2013-07
JOURNAL OF SYNCHROTRON RADIATION, vol. 15, no. 3, page. 219 - 222, 2008-05