"Philip G. Wilkinson"@en . "Philip Wilkinson" . "Wilkinson, Philip G. (Philip George)" . . "G."@en . . "1929" . "Wilkinson"@en . "George" . "Philip Wilkinson"@nl-NL . "P." . "Philip George Wilkinson" . . . "Philip"@en . "P. G. Wilkinson" . . .