TY - BOOK AU - Afsar, Mohammed N., ed. ED - SPIE Conference on Millimeter and Submillimeter Waves IV TI - Millimeter and submillimeter waves IV: proceedings of SPIE conference on millimeter and submillimeter waves IV, held in San Diego, California, 20-23 July 1998 T2 - SPIE proceedings series; vol. 3465 SN - 0-8194-2920-1 PY - 1998/// CY - Washington PB - The International Society for Optical Engineering KW - Waves ER -