@article {protopapa2014granger,
	title = {Granger causality analysis reveals distinct spatio-temporal connectivity patterns in motor and perceptual visuo-spatial working memory},
	journal = {Frontiers in computational neuroscience},
	volume = {8},
	year = {2014},
	pages = {146},
	publisher = {Frontiers},
	author = {Protopapa, Foteini and Siettos, Constantinos I and Evdokimidis, Ioannis and Smyrnis, Nikolaos}
}
