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"High Power Output InGaAsP/InP Buried Heterostructure Lasers," vol. 17, No. 21, pp. 782-783, published Oct. 15, 1981, Electronics Letters. |
"Low-Threshold Current CW Operation of Multiple Infil Buried Heterostructure 1.3 .mu.m GaInAsP Lasers," Plastow et al., Electronics Letters, vol. 18, No. 6, pp. 262-263, published Mar. 18, 1982. |