JOURNAL OF LIGHTWAVE TECHNOLOGY, vol. 24, no. 8, page. 3028 - 3034, 2006-08
IEICE TRANSACTIONS ON ELECTRONICS, vol. E90C, no. 2, page. 351 - 358, 2007-02
JOURNAL OF MATERIALS SCIENCE, vol. 31, no. 10, page. 2615 - 2621, 1996-05-15
WEAR, vol. 256, no. 7-8, page. 705 - 713, 2004-04