Moto Club Puma Cordoba
Considerable information on Argentinian marques.
moto-club-puma-cba.blogspot.com
Motos Argentinas
An alphabetical index of motorcycles built in Argentina.
motoargenta.blogspot.com
Sergio Scalerandi
Sergio, who hails from Argentina, has contributed numerous articles on rare and interesting machines. He tends to react with some embarrassment if referred to as an historian, so let's just say he's an ardent and thorough multilingual researcher.
Sergio Scalerandi
Robert Livingston
Robert is an ardent motorcycle enthusiast and historian who created a site on Puma, now archived here.
Robert Livingston
Marque Specific
Siambretta
wikiwand.com/en/Siam_Di_Tella
ilambretta.co.uk
elsiambrettista.com.ar
Publications
See Bibliography