共 39 条
[31]
STRATFORD A, 1974, AIRPORTS ENV STUDY A, P38
[32]
THAME C, 1992, ICAO J AUG, P7
[33]
1990, FLIGHT INT, P2
[34]
1993, BRIT AIRWAYS PLC ANN
[35]
1993, URBAN AIR QUALITY UK, P184
[36]
1992, TRANSPORT STATISTICS
[37]
1992, ATMOSPHERIC EFFECTS, P65
[38]
1992, GLOBAL POLLUTION JET
[39]
1992, ASPECTS BRITAIN TRAN, P50