APPLIED MATHEMATICS AND COMPUTATION, vol. 104, no. 1, page. 1 - 14, 1999-09-01
IMA JOURNAL OF APPLIED MATHEMATICS, vol. 62, no. 3, page. 227 - 244, 1999-06
APPLIED MATHEMATICS AND COMPUTATION, vol. 100, no. 2-3, page. 265 - 283, 1999-05
COMPUTERS & MATHEMATICS WITH APPLICATIONS, vol. 35, no. 4, page. 1 - 17, 1998-02
COMPUTERS & MATHEMATICS WITH APPLICATIONS, vol. 34, no. 12, page. 105 - 120, 1997-12
COMPUTERS & MATHEMATICS WITH APPLICATIONS, vol. 33, no. 4, page. 53 - 67, 1997-02
SIAM JOURNAL ON NUMERICAL ANALYSIS, vol. 30, no. 5, page. 1385 - 1399, 1993-10