     ///                  fill.
     ///   - coverId: The coverId to identify the cover ressource and tag it.
     internal func parseRessources(from manifest: AEXMLElement,
-                                  to publication: inout Publication,
-                                  coverId: String?)
+                                  to publication: inout Publication)
     {
         // Get the manifest children items
         guard let manifestItems = manifest["item"].all else {

                continue
            }
            let link = linkFromManifest(item)
            // If the link's rel contains the cover tag, append it to the publication links.
            // Also check if the link was referenced as the cover in the meta.
            // (The ids are temporarily stored into the titles at this point)
            if link.title == coverId {
                link.rel.append("cover")
            }
            if link.rel.contains("cover") {
                publication.links.append(link)
                // TODO - add coverLink?
            }
            // If it's a media overlay ressource append it to the publication links.
            if link.typeLink == "application/smil+xml" {
                // Retrieve the duration of the smil file in the otherMetadata.

                //publication.links.append(link)
            }
            publication.resources.append(link)
        }
    }

    /// Add the "cover" rel to the link referenced as the cover in the meta 
    /// property, if any.
    ///
    /// - Parameters:
    ///   - metadata: The metadata XML element.
    ///   - publication: The publication object with the `coverLink` property to
    ///                  fill.
    private func coverLinkFromMeta(from metadata: AEXMLElement, to publication: inout Publication) {
        var coverId: String?

        // Read meta to see if any Link is referenced as the Cover.
        if let coverMeta = metadata["meta"].all(withAttributes: ["name" : "cover"])?.first {
            coverId = coverMeta.attributes["content"]
            // (The ids are still temporarily stored into the titles at this point).
            if let coverLink = publication.resources.first(where: {$0.title == coverId}) {
                coverLink.rel.append("cover")
            }
        }
    }

