Vol-2930⫷ Vol-2931 ⫸Vol-2932
urn:nbn:de:0074-2931-0


Vol-2931/ICBO_2019_paper_52⫷Vol-2931/ICBO_2019_paper_53⫸Vol-2931/ICBO_2019_paper_54

Using Stases to Enrich Queries for When and Where Regulations Are in Force