_:Bd5cf10162b64afd514ee5080e36b8871 . "Roy K." . "Gibson" . "Roy K. Gibson" . "Gibson, Roy" . . . "Gibson, Roy K." . . _:Bd5cf10162b64afd514ee5080e36b8871 . _:Bd5cf10162b64afd514ee5080e36b8871 . _:Bd5cf10162b64afd514ee5080e36b8871 "2023-05-19"^^ . _:Bd5cf10162b64afd514ee5080e36b8871 . _:Bd5cf10162b64afd514ee5080e36b8871 . _:Bd5cf10162b64afd514ee5080e36b8871 "239716663" . _:Bd5cf10162b64afd514ee5080e36b8871 . _:Bd5cf10162b64afd514ee5080e36b8871 . _:Bd5cf10162b64afd514ee5080e36b8871 .