" Arun Kumar Biswas" . . "" . "1934"^^ . "Biswas, Arun Kumar" . . _:Be4e6af44a704a6acd66b2451646a3489 . "Arun Kumar Biswas" . "Arun Kumar Biswas (1934-)" . . _:Be4e6af44a704a6acd66b2451646a3489 . _:Be4e6af44a704a6acd66b2451646a3489 . _:Be4e6af44a704a6acd66b2451646a3489 "2023-05-21"^^ . _:Be4e6af44a704a6acd66b2451646a3489 . _:Be4e6af44a704a6acd66b2451646a3489 . _:Be4e6af44a704a6acd66b2451646a3489 "150960530" . _:Be4e6af44a704a6acd66b2451646a3489 . _:Be4e6af44a704a6acd66b2451646a3489 . _:Be4e6af44a704a6acd66b2451646a3489 .