I was hoping to find you a "one size fits all" answer but I couldn't.

This first article, though comprehensive, served only to confuse me and some of the statutes referred to no longer exist.

https://www.divorcesource.com/ds/cal...ers-4276.shtml

The sources at the following search don't answer the question much.

https://duckduckgo.com/?q=california...&t=ffhp&ia=web

I think you will have to consult a California attorney to figure out how to comply with Argentina's requirements.