An article “wehret den Anfängen” reports on the current case that the SVP wants to introduce a formal legal distinction between “true” Swiss people and naturalized Swiss. The article highlights the close resemblance with nazis, who in the beginning also only made a distinction between “real” Germans and not real Germans (Jews).
These two links have more on it:
http://www.diekreide.net/2012/06/26/wehret-den-anfangen/
http://nationofswine.ch/2012/06/25/neues-vom-svp-juniorpartner-glp/
Also:
SVP (unsurprisingly) lies to the people with statistics fraud
http://blog.rainbownet.ch/politik-schweiz/svp/svp-statistiken-und-volksbetrug
bösmenschen-news 