. "stable" . _:b2556517 "1"^^ . _:b2556154 . _:b2556495 . _:b2556517 . _:b2556518 . . _:b2556495 . _:b2556495 . _:b2556154 . _:b2556155 . _:b2556518 . _:b2556154 "1"^^ . _:b2556494 . _:b2556494 . _:b2556494 "1"^^ . _:b2556517 . _:b2556494 . _:b2556495 . _:b2556495 . . _:b2556154 . "Issue"@en . _:b2556517 . "something that is printed or published and distributed, esp. a given number of a periodical"@en . "http://purl.org/ontology/bibo/"^^ . _:b2556518 . _:b2556155 . _:b2556518 . _:b2556155 . _:b2556155 . _:b2556494 .