Vol-1485⫷ Vol-1486 ⫸Vol-1487
urn:nbn:de:0074-1486-0


Vol-1486/paper_15⫷Vol-1486/paper_16⫸Vol-1486/paper_19
Siyu YaoJun Liu 0002Meng Wang 0009Xuelu ChenBifan Wei

ANNA: Answering Why-Not Questions for SPARQL