"Derek Almey Ratcliffe" . . "Ratcliffe" . . "Ratcliffe, Derek Almey (1929-2005 ; bioloog)" . "1929"^^ . _:B825d9ce2b8e3d65a36d048b478e628fb . "Derek Almey" . . "Ratcliffe, Derek" . "The Times May 28, 2005"@nl . . "2005"^^ . _:B825d9ce2b8e3d65a36d048b478e628fb . _:B825d9ce2b8e3d65a36d048b478e628fb . _:B825d9ce2b8e3d65a36d048b478e628fb "2023-05-21"^^ . _:B825d9ce2b8e3d65a36d048b478e628fb . _:B825d9ce2b8e3d65a36d048b478e628fb . _:B825d9ce2b8e3d65a36d048b478e628fb "07122047X" . _:B825d9ce2b8e3d65a36d048b478e628fb . _:B825d9ce2b8e3d65a36d048b478e628fb . _:B825d9ce2b8e3d65a36d048b478e628fb .