1) T. Mukai and Y. Yamamoto, “Gain, Frequency Bandwidth, and
Saturation Output Power of AlGaAs DH Laser Amplifiers,” IEEE J.
Quantum Electron., Vol. QE-17, No. 6, pp. 1028-1034, June 1981.

2) T. Mukai, Y. Yamamoto and T. Kimura, “S/N and Error Rate
Performance in AlGaAs Semiconductor Laser Preamplifier and Linear
Repeater Systems,” IEEE J. Quantum Electron., Vol. QE-18, No. 10,
pp. 1560-1568, October 1982.

3) T. Saitoh and T. Mukai, “1.5 mm GaInAsP Traveling-Wave Laser
Amplifier,” IEEE J. Quantum Electron., Vol. QE-23, No. 6, pp.
1010-1020, June 1987.