“( ( (cdu,rtrn="929.5") ) OR ( (cdu,rtrn="929.6") ) OR ( (cdu,rtrn="929.7") ) OR ( (cdu,rtrn="929.9") ) OR ( (cdu,rtrn="93") AND (cdu,rltrn=":37.02") ) OR ( (cdu,rtrn="930") ) OR ( (cdu,rtrn="SB") ) ) NOT (( (cdu,rtrn="930.8") ) OR ( (cdu,rtrn="930.9") ) ) and ( ( lost,AlwaysMatches='' or lost,st-numeric=0)) and se:Guías temáticas and ( ( lost,AlwaysMatches='' or lost,st-numeric=0)) ” devolvió 2 resultados.