GREEN, Prof. Michael Boris. Who's Who 2013, A & C Black, an imprint of Bloomsbury Publishing plc, 2013; online edn, Oxford University Press. (原始内容存档于2016-01-07).
GREEN, Prof. Michael Boris. Who's Who 2013, A & C Black, an imprint of Bloomsbury Publishing plc, 2013; online edn, Oxford University Press. (原始内容存档于2016-01-07).