JOURNAL OF CHEMICAL PHYSICS, vol. 117, no. 22, page. 9973 - 9976, 2002-12-08
JOURNAL OF CHEMICAL PHYSICS, vol. 117, no. 4, page. 1589 - 1594, 2002-07-22
JOURNAL OF CHEMICAL PHYSICS, vol. 116, no. 18, page. 7902 - 7909, 2002-05-08