"Pickering, David (1958-)" . . . "Pickering" . "David Pickering" . "1958"^^ . . _:Bfb73572f4db21a920652325cf84271bf . . "David" . "Pickering, David H." . _:Bfb73572f4db21a920652325cf84271bf . _:Bfb73572f4db21a920652325cf84271bf . _:Bfb73572f4db21a920652325cf84271bf "2023-05-21"^^ . _:Bfb73572f4db21a920652325cf84271bf . _:Bfb73572f4db21a920652325cf84271bf . _:Bfb73572f4db21a920652325cf84271bf "074416340" . _:Bfb73572f4db21a920652325cf84271bf . _:Bfb73572f4db21a920652325cf84271bf . _:Bfb73572f4db21a920652325cf84271bf .