共 6 条
[1]
BLOMBERG RD, 1980, 229 NAT AC SCI TRANS
[2]
BLOOM RF, 1976, EFFECTIVENESS RETROR
[3]
CROSS KD, 1977, DOTHS803315 NTIS US
[4]
HALE A, 1984, DOTHS806564 US DEP T
[5]
KNOBLAUCH RL, 1977, DOTHS802266 NTIS US
[6]
ULMER RG, 1982, DOTHS701712 NTIS US