_:Bd9947a52e1a46ab0e79d668d9a826d7c . "David M. Richardson" . "1958"^^ . "David M." . "Richardson, David M. (1958-)" . "Richardson" . "Richardson, D.M." . . . . . _:Bd9947a52e1a46ab0e79d668d9a826d7c . _:Bd9947a52e1a46ab0e79d668d9a826d7c . _:Bd9947a52e1a46ab0e79d668d9a826d7c "2023-05-19"^^ . _:Bd9947a52e1a46ab0e79d668d9a826d7c . _:Bd9947a52e1a46ab0e79d668d9a826d7c . _:Bd9947a52e1a46ab0e79d668d9a826d7c "180684442" . _:Bd9947a52e1a46ab0e79d668d9a826d7c . _:Bd9947a52e1a46ab0e79d668d9a826d7c . _:Bd9947a52e1a46ab0e79d668d9a826d7c .