References that triggers an error on zotero add in for word (i think that the problem is related to the quotation marks in the ref title

Beachem_72.rdf

<rdf:RDF
 xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
 xmlns:z="http://www.zotero.org/namespaces/export#"
 xmlns:dcterms="http://purl.org/dc/terms/"
 xmlns:prism="http://prismstandard.org/namespaces/1.2/basic/"
 xmlns:dc="http://purl.org/dc/elements/1.1/"
 xmlns:bib="http://purl.org/net/biblio#"
 xmlns:foaf="http://xmlns.com/foaf/0.1/">
    <bib:Article rdf:about="#item_748">
        <z:itemType>journalArticle</z:itemType>
        <dcterms:isPartOf>
            <bib:Journal>
                <prism:volume>3</prism:volume>
                <prism:number>2</prism:number>
                <dc:title>Metallurgical transactions</dc:title>
            </bib:Journal>
        </dcterms:isPartOf>
        <bib:authors>
            <rdf:Seq>
                <rdf:li>
                    <foaf:Person>
                        <foaf:surname>Beachem</foaf:surname>
                        <foaf:givenname>C. D.</foaf:givenname>
                    </foaf:Person>
                </rdf:li>
            </rdf:Seq>
        </bib:authors>
        <bib:pages>441-455</bib:pages>
        <dc:date>1972</dc:date>
        <dc:title>A new model for hydrogen-assisted cracking (hydrogen “embrittlement”)</dc:title>
    </bib:Article>
</rdf:RDF>

Mughrabi_02.rdf

<rdf:RDF
 xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
 xmlns:z="http://www.zotero.org/namespaces/export#"
 xmlns:dcterms="http://purl.org/dc/terms/"
 xmlns:prism="http://prismstandard.org/namespaces/1.2/basic/"
 xmlns:dc="http://purl.org/dc/elements/1.1/"
 xmlns:bib="http://purl.org/net/biblio#"
 xmlns:foaf="http://xmlns.com/foaf/0.1/">
    <bib:Article rdf:about="#item_734">
        <z:itemType>journalArticle</z:itemType>
        <dcterms:isPartOf>
            <bib:Journal>
                <prism:volume>25</prism:volume>
                <prism:number>8‐9</prism:number>
                <dc:title>Fatigue &amp; Fracture of Engineering Materials &amp; Structures</dc:title>
            </bib:Journal>
        </dcterms:isPartOf>
        <bib:authors>
            <rdf:Seq>
                <rdf:li>
                    <foaf:Person>
                        <foaf:surname>Mughrabi</foaf:surname>
                        <foaf:givenname>H.</foaf:givenname>
                    </foaf:Person>
                </rdf:li>
            </rdf:Seq>
        </bib:authors>
        <bib:pages>755-764</bib:pages>
        <dc:date>2002</dc:date>
        <dc:title>On ‘multi‐stage’fatigue life diagrams and the relevant life‐controlling mechanisms in ultrahigh‐cycle fatigue</dc:title>
    </bib:Article>
</rdf:RDF>