"Kuang-chün Hu" . "Hu" . "Kuang-chu͏̈n" . "K" . . "Philip"@en . . . . . . "Guangjun Hu" . "Kuang-chün" . "K."@en . . "Philip K Hu" . "Hu"@en . "Guangjun Hu" . "Kuang-chu͏̈n Hu" . "Guangjun" . . "Philip K. Hu"@en . . .