         return rect
     }
     
-    func scrollReferencesToVisible(_ references: [WMFReference], viewController: WMFReferencePageViewController) {
+    private func scrollReferencesToVisible(_ references: [WMFReference], viewController: WMFReferencePageViewController) {
         let windowCoordsRefGroupRect = windowCoordinatesRect(for: references)
         guard
             !windowCoordsRefGroupRect.isEmpty,

        }
    }
    
    func showReferencesList() {
        guard let references = references else {
            showGenericError()
            return
        }
        let referencesVC = ReferencesViewController(articleURL: articleURL, references: references, theme: theme, delegate: self)
        presentEmbedded(referencesVC, style: .sheet)
    }
}

extension ArticleViewController: UIPageViewControllerDelegate {

        dismiss(animated: true)
    }
    
    // MARK: - Utilities
    
    private func windowCoordinatesRect(for references: [WMFReference]) -> CGRect {
        guard var rect = references.first?.rect else {
            return .zero
        }
