Which one was published first, 'Fault Diagnosis in Analog Circuits Using Element Modulation' or 'Generalizing Complete Semantics to Bipolar Argumentation Frameworks'?
Between 'Fault Diagnosis in Analog Circuits Using Element Modulation' and 'Generalizing Complete Semantics to Bipolar Argumentation Frameworks', which paper was published earlier?
SELECT DISTINCT ?answer WHERE { <https://dblp.org/rec/journals/dt/WalkerAL92> <https://dblp.org/rdf/schema#yearOfPublication> ?x . <https://dblp.org/rec/conf/ecsqaru/Potyka21> <https://dblp.org/rdf/schema#yearOfPublication> ?y . BIND(IF(?x < ?y, <https://dblp.org/rec/journals/dt/WalkerAL92>, <https://dblp.org/rec/conf/ecsqaru/Potyka21>) AS ?answer) }
<https://dblp.org/rec/journals/dt/WalkerAL92> <https://dblp.org/rec/conf/ecsqaru/Potyka21>