C. Xu, S. Cheung, X. Ma, C. Cao, и J. Lu. Proceedings of the Fourth Asia-Pacific Symposium on Internetware, стр. 1:1--1:10. New York, NY, USA, ACM, (2012)
R. Stühmer, D. Anicic, S. Sen, J. Ma, K. Schmidt, и N. Stojanovic. On the Move to Meaningful Internet Systems: OTM 2009, том 5871 из Lecture Notes in Computer Science, стр. 1069-1086. Springer Berlin / Heidelberg, (2009)