SCIMA valintakori viitteet

lkm: 3
1.
Informacion Comercial Espanola
1990 : APR, 680, p. 39-53
1990 Montoro Romero, C.
2.
China National Conditions and Power Monthly (c)
1995 : 12, p.6-8
1995 Cheng, Jianlin
3.
Informacion Comercial Espanola
1997 : ENE, 759,p.124-136
1997 Atlam, B. M.
SCIMA