And so, before looking at the technical detail of what can be specified, it's strongly suggested that you read some of those essays on web design, and reach your own conclusions as to the strengths and weaknesses of the medium.
I Congrés d'Àrids Argentins 2008 (Buenos Aires, Argentina)
II Congrés Estatal d'Àrids 2009 (València, Espanya)
Intermat 2009 (París, França)
Hillhead 2009 (Regne Unit)
Bauma 2010 (Munic, Alemanya)
Conexpo-Con/Agg 2011 (Las Vegas, Estats Units)