TY - JOUR T1 - Electronic control for a wheel-chair guided by oral commands and ultrasonic and infrared sensors JF - Annual Review in Automatic Programming Y1 - 1994 A1 - Manuel Mazo A1 - Francisco Javier Rodriguez A1 - Jose L. Lazaro A1 - Garcia, Juan Carlos A1 - Enrique Santiso A1 - Pedro Alfonso Revenga A1 - J.J. Garcia PB - Pergamon CY - República Federal de Alemania VL - 19 ER -