共 14 条
[2]
BLACK G, 1968, PB182880 NTIS, P63
[3]
*DGRST, 1972, MOYENS CONS FRANC RE
[4]
DOUILLET, PROGR SCI
[6]
KAMIEN MI, 1975, J ECON LIT, V13, P1
[8]
MARKHAM JW, 1974, IND CONCENTRATION NE, P264
[9]
MORAND JC, 1968, THESIS U NANCY
[10]
SABATIER A, 1973, CHEMINS INNOVATION, P121