Drum roll: increasing bandwidth through passive impedance modulation. - Aram Z. Hajian; Daniel S. Sanchez; Robert D. Howe (IROS, 1997)

QUALE r: A new Toolbox for Quantitative and Qualitative Analysis of Human Perceptions. - José Maria Alonso; David P. Pancho; Luis Magdalena; Daniel A. Nunez; Daniel S. Sanchez; Pablo F. Suarez; Jose Mingot; Valentin Iglesias (IFSA-EUSFLAT, 2015)