J. M. Gracia

A method of polynomial interpolation for the functions of several variables

F. J. Asencor, J. M. Gracia, 1990, Int. J. Comput. Math..

Perturbation of linear control systems

J. M. Gracia, I. Zaballa, I. Hoyos, 1989 .

Safety neighbournoods for the invariants of the matrix similarity

J. M. Gracia, I. Hoyos, Franscisco E. Velasco, 1999 .

Local Behavior of Sylvester Matrix Equations Related to Block Similarity

J. M. Gracia, M. Beitia, 1994 .