EDIT

        ReferenceType type = reference.getType();

        boolean isAbbrev = true;

        if (type == ReferenceType.Article){

            result =  getTitleWithoutYearAndAuthor(reference, isAbbrev);

            boolean useFullDatePublished = false;

    @Override

    public String getNomenclaturalCache(Reference reference) {

        return this.getNomenclaturalCitation(reference, null);

    }

        //copy from InRefDefaultCacheStrategyBase

        if (inRef != null){

            result = CdmUtils.getPreferredNonEmptyString(inRef.getTitleCache(),

        }else{

            result = String.format("- undefined %s -", getUndefinedLabel(type));

        }

    public String getNomenclaturalCitation(Reference reference, String microReference) {

        if (reference.isProtectedAbbrevTitleCache()){

            String cache = reference.getAbbrevTitleCache();

        String result = getTokenizedNomenclaturalTitel(reference);

        //if no data is available and only titleCache is protected take the protected title

        //this is to avoid empty cache if someone forgets to set also the abbrevTitleCache

        //we need to think about handling protected not separate for abbrevTitleCache  and titleCache

        if (result.equals(INomenclaturalReference.MICRO_REFERENCE_TOKEN) && reference.isProtectedTitleCache() ){

            String cache = reference.getTitleCache();

        }

        microReference = Nz(microReference);

     * @param microRef

     * @return

     */

        String microRef = isNotBlank(microReference) ? getBeforeMicroReference() + microReference : "";

        if (cache == null){

            logger.warn("Cache is null. This should never be the case.");