_:B8515e98d0997f4adf0a358049b4df120 . "John D." . "Sterman" . "John D. Sterman" . . . . "Sterman, John D." . . _:B8515e98d0997f4adf0a358049b4df120 . _:B8515e98d0997f4adf0a358049b4df120 . _:B8515e98d0997f4adf0a358049b4df120 "2023-05-21"^^ . _:B8515e98d0997f4adf0a358049b4df120 . _:B8515e98d0997f4adf0a358049b4df120 . _:B8515e98d0997f4adf0a358049b4df120 "150989350" . _:B8515e98d0997f4adf0a358049b4df120 . _:B8515e98d0997f4adf0a358049b4df120 . _:B8515e98d0997f4adf0a358049b4df120 .