ITC-CSCC 97, page. 23 - 26, 1997-07-14
WCNN 95, page. 80 - 83, 1995-07-17
14th IFAC Sumposium on Automatic Control in Aerospace, page. 124 - 127, 1998-08-24
JTC-CSCC'95, page. . - ., 1995-07-18
ICSPAT 97, page. . - ., 1997-09-14
Thesis(Doctor), 1998