Which one was published first, 'Overview of the OMA Secure Content IDentification Mechanism' or 'Normative Multi-Agent Systems and Kelsenian Jurisprudence'?
Between 'Overview of the OMA Secure Content IDentification Mechanism' and 'Normative Multi-Agent Systems and Kelsenian Jurisprudence', which paper was published earlier?
SELECT DISTINCT ?answer WHERE { <https://dblp.org/rec/conf/icmcs/ZengLWB10> <https://dblp.org/rdf/schema#yearOfPublication> ?x . <https://dblp.org/rec/journals/corr/abs-1709-02018> <https://dblp.org/rdf/schema#yearOfPublication> ?y . BIND(IF(?x < ?y, <https://dblp.org/rec/conf/icmcs/ZengLWB10>, <https://dblp.org/rec/journals/corr/abs-1709-02018>) AS ?answer) }
<https://dblp.org/rec/conf/icmcs/ZengLWB10> <https://dblp.org/rec/journals/corr/abs-1709-02018>