SCIMA valintakori viitteet

lkm: 2
1.
Operations Research
1997 : SEP-OCT, VOL. 45:5, p. 713-724
1997 Nurani, R.
2.
Leisure Studies
2001 : JAN, VOL. 20:1, 61-75
2001 Novatorov, E. V.
Crompton, J. L.
SCIMA