IEEE Spectrum Vol.XXVIII (11) Nov 1991, Vol.XXIX (1,3,5) Jan,Mar,May 1992

1 1 10 IEEE Spectrum Vol.XXVIII (11) Nov 1991, Vol.XXIX (1,3,5) Jan,Mar,May 1992 IEEE Spectrum Additional Author mixed material California The Institute Of Electrical and Electronics Engineers, Inc. 1991