This is the homepage from the Dogo Argentino Club of America:
DACA Main: “The Dogo Argentino Club of America is the Original Parent Club, for the Dogo Argentino in the United States.
Welcome to our web site. We hope to provide our members as well as the public, educational and important information concerning the Dogo Argentino. The DACA has been an active club and registry since 1985. We hope you enjoy your visit to the DACA site, and learn a lot about this valiant breed as well as enjoy the many new and exciting additions to these pages.”
There is lots of good information available here at this website. A definite to check out!