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- [42] CLOSED-CIRCUIT TV-C - 3 NEW MATERIALS TO OPENING MARKET INTER ELECTRONIQUE, 1972, 27 (70): : 28 - &
- [43] CLOSED-CIRCUIT TV SYSTEM-PLANNING - MAYERS,MA, CHIPP,RD JOURNAL OF THE SMPTE-SOCIETY OF MOTION PICTURE AND TELEVISION ENGINEERS, 1958, 67 (01): : 41 - 41
- [44] STUDY ABOUT DISTURBING SUBSTANCES IN CLOSED-CIRCUIT SYSTEMS WOCHENBLATT FUR PAPIERFABRIKATION, 1979, 107 (13): : 493 - 502