C. man Au Yeung, N. Gibbins, и N. Shadbolt. HT '09: Proceedings of the 20th ACM conference on Hypertext and hypermedia, стр. 251--260. New York, NY, USA, ACM, (2009)
C. man Au Yeung, N. Gibbins, и N. Shadbolt. HT '09: Proceedings of the 20th ACM conference on Hypertext and hypermedia, стр. 251--260. New York, NY, USA, ACM, (2009)