8L A N Amaral. A Scale, M Barthelemy, et al. Classes of small-world networks[J]. PNAS. 2000, 97(21): 11149-11152.
9Leenders R Th A J, van Engelen Jo M L, Kratzer J. Virtuality, communication, and new product teamcreativity: A social network perspective[ J]. J Eng Technol Manage, 2003, 20:69-92.
10Baron R S. Distraction-conflict theory: Progress anti problems[ J]. Advances in Experimental Social Psychology, 1986, 19: 1-40.