TY - BOOK AU - Allen, Ronald L. AU - Mills, Duncan W. TI - Signal analysis: time, frequency, scale, and structure SN - 0-471-23441-9 U1 - 621.3822 PY - 2004/// CY - London PB - John Wiley KW - Analog KW - Signal KW - Signal spaces N1 - Includes index; TBS ER -