Infrared detectors : materials, processing, and devices : symposium held April 14-16, 1993, San Francisco, California, U.S.A.. pp.47-52, 1994. Pittsburgh, PA. Materials Research Society
Long-wavelength semiconductor devices, materials, and processes : symposium held November 26-29, 1990, Boston, Massachusetts, U.S.A.. pp.17-22, 1991. Pittsburgh, Pa.. Materials Research Society