THE SPREAD OF FOOD-PRODUCTION IN SUB-SAHARAN AFRICA
THE SPREAD OF FOOD-PRODUCTION IN SUB-SAHARAN AFRICA
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DOI:
10.1017/s0021853700003042
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发表时间:
1962-01-01
影响因子:
1.1
通讯作者:
CLARK, JD
中科院分区:
文献类型:
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作者:
CLARK, JD