@article {2139,
	title = {Point-Process Nonlinear Models with Laguerre and Volterra Expansions: Instantaneous Assessment of Heartbeat Dynamics},
	journal = {IEEE Transactions on Signal Processing},
	volume = {61},
	year = {2013},
	pages = {2914{\textendash}2926},
	keywords = {Bioengineering},
	author = {G. Valenza and L. Citi and E. P. Scilingo and R. Barbieri}
}
