PHILOSOPHICAL MAGAZINE, vol. 83, no. 11, page. 1307 - 1327, 2003-04-11
PHILOSOPHICAL MAGAZINE, vol. 94, no. 16, page. 1745 - 1753, 2014-06
PHILOSOPHICAL MAGAZINE, vol. 93, no. 34, page. 4198 - 4212, 2013-12-01