BIBCYT http://bibcyt.ucla.edu.ve/cgi-win/be_alex.exe?Ultimo&Nombrebd=BIBCYT UCLA - Biblioteca de Ciencias y Tecnologia Felix Morales Bueno Hallén, Jacob P Principal Hammarqvist, Anders P Principal Juhlin, Fredrik P Principal Chrigström , Anders P Principal Linux in the Workplace 16 pp. 52-57