BIBCYT http://bibcyt.ucla.edu.ve/cgi-win/be_alex.exe?Ultimo&Nombrebd=BIBCYT UCLA - Biblioteca de Ciencias y Tecnologia Felix Morales Bueno Fayad, Mohamed E. fayad@cs.unr.edu P Principal Hamu, David S dhamu@ix.netcom.com P Principal Brugali, Davide brugali@polito.it P Principal Enterprise frameworks characteristics, criteria, and challenges 43 pp.39-46.; 28cm.; il.