"Peter L." . "1935"^^ . . . "Duren, Peter L. (1935-)" . "Peter L. Duren" . . . _:B1da2e8d97f406b15d4376fa1310dfb4f . "Duren" . _:B1da2e8d97f406b15d4376fa1310dfb4f . _:B1da2e8d97f406b15d4376fa1310dfb4f . _:B1da2e8d97f406b15d4376fa1310dfb4f "2023-05-20"^^ . _:B1da2e8d97f406b15d4376fa1310dfb4f . _:B1da2e8d97f406b15d4376fa1310dfb4f . _:B1da2e8d97f406b15d4376fa1310dfb4f "069528705" . _:B1da2e8d97f406b15d4376fa1310dfb4f . _:B1da2e8d97f406b15d4376fa1310dfb4f . _:B1da2e8d97f406b15d4376fa1310dfb4f .