The mass-transfer vector problem. - M. E. Ballvé; Pedro Jiménez Guerra; Maria José Muñoz (Appl. Math. Lett., 2000)

Density theorems for ideal points in vector optimization. - Alejandro Balbás; M. E. Ballvé; Pedro Jiménez Guerra (Eur. J. Oper. Res., 2001)

Some geometrical aspects of the efficient line in vector optimization. - M. E. Ballvé; Pedro Jiménez Guerra (Eur. J. Oper. Res., 2005)