Hong B.WP, Song J.I, Palmstrom C.J, Vandergaag B., Chough K.B, Hayes J.R.  1994.  DC, RF, AND NOISE CHARACTERISTICS OF CARBON-DOPED BASE INP/INGAAS HETEROJUNCTION BIPOLAR-TRANSISTORS. Ieee Transactions on Electron Devices. 41:19-25.

Song J.I, Hong B.WP, Palmstrom C.J, Chough K.B.  1994.  InP based carbon-doped base HBT technology: its recent advances and circuit applications. Conference Proceedings. Sixth International Conference on Indium Phosphide and Related Materials (Cat. No.94CH3369-6). :523-6.

Jong-In S, Hong B.WP, Palmstrom C.J, Van Der Gaag B.P, Chough K.B.  1994.  Ultra-high-speed InP/InGaAs heterojunction bipolar transistors. IEEE Electron Device Letters. 15:94-6.

Song J.I, Hong B.WP, Palmstrom C.J, Vandergaag B.P, Chough K.B.  1994.  ULTRA-HIGH-SPEED INP/INGAAS HETEROJUNCTION BIPOLAR-TRANSISTORS. Ieee Electron Device Letters. 15:94-96.