Technovation
Technovation > 2011 > 31 > 9 > 459-475
Technovation > 2011 > 31 > 9 > 490-504
Technovation > 2011 > 31 > 9 > 476-489
Technovation > 2011 > 31 > 9 > 447-458
Technovation > 2011 > 31 > 9 > 505-521
Technovation > 2011 > 31 > 9 > 427-446