investigators.add(new ReferencesDiameter(selector));
investigators.add(new ReferencesRadius(selector));
investigators.add(new ReferencesSum(selector));
investigators.add(new ReferencesWithoutContainmentsCount(selector));
investigators.add(new ReferencesWithoutContainmentsCountIgnoreEmpty(selector));
investigators.add(new ReferencesWithoutContainmentsCycles(selector));
investigators.add(new ReferencesWithoutContainmentsDiameter(selector));
investigators.add(new ReferencesWithoutContainmentsRadius(selector));
investigators.add(new ReferencesWithoutContainmentsSum(selector));
investigators.add(new RootContainmentsHeight(selector));
investigators.add(new SupertypesCount(selector));