共 6 条
[1]
GILBERT JCG, 1971, WIRELESS WORLD SEP, P453
[2]
RAO BS, 1971, TELECOMMUN J, V38, P529
[3]
Spencer D. B., 1973, EBU Review, Part A (Technical), P23
[4]
1972, 1972 TEL ADV COMM RE
[5]
1971, EBU REV A, P142
[6]
1973, 1972 TEL AD COMM TEC