IEEE ELECTRON DEVICE LETTERS, vol. 16, no. 12, page. 563 - 565, 1995-12
JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS, vol. 34, no. 10B, page. L1329 - L1331, 1995-10-15
OPTICAL AND QUANTUM ELECTRONICS, vol. 27, no. 5, page. 305 - 317, 1995-05
IEEE ELECTRON DEVICE LETTERS, vol. 16, no. 3, page. 109 - 111, 1995-03
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