共 44 条
[6]
Chambers RG., 1988, Applied Production Analysis: A Dual Approach
[7]
*CHIN EL POW INF C, 1997, EL POW IND CHIN 1997
[8]
*CHIN EL POW PRESS, 1997, CHIN EL POW YB
[9]
CHOW DCK, 1997, LAW POLICY INT BUSIN, V8, P383
[10]
COELLI TJ, 1997, INT C PUBL SECT EFF