Vocal pauses in teaching: statistical analysis and applications. - E. Angderi; M. Barsotti; L. Mazzei; L. Vttrano; R. Volpentesta (ICSLP, 1990)

Objective analysis of the singing voice as related to singer posture. - T. Sangiorgi; L. Mazzei; F. Felici; S. Lapi; G. Testi; Claudia Manfredi; Piero Bruscaglioni (MAVEBA, 2007)