Literatur: BVerfG, 30.06.1964 - 1 BvL 16/62; 1 BvL 17/62; 1 BvL 18/62; 1 BvL 19/62; 1 BvL 20/62; 1 BvL 21/62; 1 BvL 22/62; 1 BvL 23/62; 1 BvL 24/62; 1 BvL 25/62