RALSTON, J. D., LARKINS, E. C., ROTHEMUND, W., ESQUIVAS, I., WEISSER, S., ROSENZWEIG, J. and FLEISSNER, J., 1993. Enhancements in MBE-grown High-speed GaAs an In0.35Ga0.65As MQW laser Structures using Binary Short-Period Superlattices Journal of Crystal Growth. 127(19),