private List<PersistCommune> getCommunesRadiees(List<PersistCommune> communes, int numMutation) {
		List<PersistCommune> communesFiltrees = new ArrayList<PersistCommune>();
		for (PersistCommune commune : communes) {
			Mutable radiation = commune.getRadiation();
			if (null != radiation && numMutation == radiation.getNumero()) communesFiltrees.add(commune);
		}
		return communesFiltrees;
	}