共 27 条
[1]
[Anonymous], 1990, Mathematical Bioeconomics
[2]
BERNES C, 1996, ARKTISK MILJO NORDEN
[4]
BOSTEDT G, 2000, 119 SWED U AGR SCI
[5]
Conrad J, 1987, NATURAL RESOURCE EC
[7]
DANELL O, 2001, COMMUNICATION
[8]
Dasgupta P., 1979, EC THEORY EXHAUSTIBL
[9]
EKVALL H, 2000, 117 SWED U AGR SCI
[10]
ERIKSSON O, 1987, Rangifer, V7, P15