Approximate models to describe real sampling and hold processes based on multirate sampling techniques. - Aitor J. Garrido; Manuel de la Sen; R. Bárcenas (ACC, 2000)

Fractional order hold tuning using neural networks. - R. Bárcenas; Manuel de la Sen; Aitor J. Garrido (ACC, 2001)

Semi-heuristically obtained discrete models for LTI systems under real sampling with choice of the hold device. - Aitor J. Garrido; Manuel de la Sen; R. Bárcenas (ACC, 2003)