Travel documents and nationality have got nothing to do with each other.
She can pick up us as many as she likes if it makes travelling easier but it's probably more hassle than it's worth because the new Serbian travel documents (the ones that, no offence, Albanians can't get) will be issued imminently post Montenegro referendum.
"If I were to be sufficiently fortunate to bring about at least some of my ideas it would be for the benefit of all humanity. If these hopes one day become a reality my greatest joy would spring from the fact that this work would be the work of a Serb."Nikola Tesla, Belgrade 1892