@conference {557,
	title = {Node activity monitoring in heterogeneous networks using energy sensors},
	booktitle = {European Signal Processing Conference (EUSIPCO)},
	year = {2019},
	month = {September},
	author = {P{\'e}rez, Jes{\'u}s and V{\'\i}a, Javier and Vielva, Luis}
}
