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MATHEMATICA SCANDINAVICA, vol. 103, no. 1, page. 97 - 110, 2008-05

COMPUTERS & MATHEMATICS WITH APPLICATIONS, vol. 35, no. 4, page. 1 - 17, 1998-02

EXPOSITIONES MATHEMATICAE, vol. 21, no. 3, page. 193 - 218, 2003-01

COMPUTING, vol. 85, no. 4, page. 339 - 362, 2009-08

Computers and Mathematics with Applications, vol. 69, no. 1, page. 13 - 30, 2015-01

Journal of Computational and Applied Mathematics, vol. 292, page. 342 - 362, 2016-01-15

NUMERICAL METHODS FOR PARTIAL DIFFERENTIAL EQUATIONS, vol. 24, no. 5, page. 1253 - 1264, 2008-09

JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, vol. 233, no. 4, page. 951 - 968, 2009-12-15

JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS, vol. 465, no. 2, page. 839 - 856, 2018-07

Advances in Mathematics, vol. 234, page. 453 - 487, 2013-02-15