"David T." . _:B24e880341533b2134b4000e6788dee9e . "Graham, David T. (1953-)" . "Graham" . "1953"^^ . "iDV"@nl . . . "David T. Graham" . . _:B24e880341533b2134b4000e6788dee9e . _:B24e880341533b2134b4000e6788dee9e . _:B24e880341533b2134b4000e6788dee9e "2023-05-22"^^ . _:B24e880341533b2134b4000e6788dee9e . _:B24e880341533b2134b4000e6788dee9e . _:B24e880341533b2134b4000e6788dee9e "199968861" . _:B24e880341533b2134b4000e6788dee9e . _:B24e880341533b2134b4000e6788dee9e . _:B24e880341533b2134b4000e6788dee9e .