Caldarelli, Guido. Scale-free networks : complex webs in nature and technology / Guido Caldarelli. - Oxford : Oxford University Press, 2007. - xiv, 309 p. : ill. ; 25 cm. ISBN: 9780199211517 (hard) 0199211515 (hard) Subjects--Topical Terms: System analysis. Subjects--Index Terms: Complex networks Dewey Class. No.: 004.73 / CAL/S