SCIMA valintakori viitteet

lkm: 2
1.
Journal of the Market Research Society
1993 : JAN, VOL. 35:1, p. 37-49
1993 Broadbent, S.
2.
Nankai Economic Studies (c)
1996 : 4, p.9-12
1996 Wang, Haitao
SCIMA