@book{383530,
	author = {CHALK, Peter and ROSENAU, William},
	title = {Confronting the "enemy within"},
	publisher = {RAND},
	year = {2004},
	series = {RAND Corporation Monograph Series},
	address = {Santa Monica},
	note = {Ficheiro de 1,12 Mb em formato pdf (91 f.). Disponível em: https://www.rand.org/pubs/monographs/2004/RAND_MG100.pdf}
}