Authors: LEBRE AB SANTOS AM SPECK FO

Citation: Ab. Lebre et al., FACTORIZATION OF A CLASS OF MATRICES GENERATED BY SOMMERFELD DIFFRACTION PROBLEMS WITH OBLIQUE DERIVATIVES, Mathematical methods in the applied sciences, 20(14), 1997, pp. 1185-1198

Authors: KRAVCHENKO VG LEBRE AB LITVINCHUK GS TEIXEIRA FS

Citation: Vg. Kravchenko et al., FREDHOLM THEORY FOR A CLASS OF SINGULAR INTEGRAL-OPERATORS WITH CARLEMAN SHIFT AND UNBOUNDED COEFFICIENTS, Mathematische Nachrichten, 172, 1995, pp. 199-210

Authors: CAMARA MC LEBRE AB SPECK FO

Citation: Mc. Camara et al., GENERALIZED FACTORIZATION FOR A CLASS OF JONES FORM MATRIX FUNCTIONS, Proceedings of the Royal Society of Edinburgh. Section A. Mathematics, 123, 1993, pp. 401-422