Schott, Thomas. “Ties Between Center and Periphery in the Scientific World-System: Accumulation of Rewards, Dominance and Self-Reliance in the Center”. Journal of World-Systems Research 4, no. 2 (August 26, 1998): 112-144. Accessed December 7, 2021. https://jwsr.pitt.edu/ojs/jwsr/article/view/148.