Studies on uni-digit pulse code modulation systems http://127.0.0.1/xmlui/handle/123456789/2363 2026-04-17T06:21:43Z Studies on uni-digit pulse code modulation systems http://127.0.0.1/xmlui/handle/123456789/2364 Studies on uni-digit pulse code modulation systems Faruqi, M.N. 1964-12-01T00:00:00Z