Hyperlinks are an essential feature of the World Wide Web, highly responsible for its success. XLink improves on HTML’s linking capabilities in several ways. In particular, link...
Emerging applications in electronic commerce often involve very low-cost transactions, which execute in the context of ongoing, extended clientserver relationships. For example, c...
Yossi Matias, Alain J. Mayer, Abraham Silberschatz
In the last few years, the University of Aveiro, Portugal, has been offering several distance learning courses over the Web, using e-learning platforms. Experience showed that dif...