G L Viviani

An instrument for real-time spectral estimation of heart rate variability signals.

L Basano, P Ottonello, A Poggi, 1995, Computer methods and programs in biomedicine.

Recommendations for the use of cardiovascular tests in diagnosing diabetic autonomic neuropathy.

G L Viviani, P. Cortelli, K. Esposito, 2011, Nutrition, metabolism, and cardiovascular diseases : NMCD.