The paper 'HIDEL: A Language for Hierarchical VLSI Design' was published in which year?
Mention the year in which 'HIDEL: A Language for Hierarchical VLSI Design' was published.
SELECT DISTINCT ?answer WHERE { <https://dblp.org/rec/journals/cj/AnconaCFP91> <https://dblp.org/rdf/schema#yearOfPublication> ?answer }
<https://dblp.org/rec/journals/cj/AnconaCFP91>