SNOWBALL SAMPLING - PROBLEMS AND TECHNIQUES OF CHAIN REFERRAL SAMPLING
SNOWBALL SAMPLING - PROBLEMS AND TECHNIQUES OF CHAIN REFERRAL SAMPLING
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DOI:
10.1177/004912418101000205
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发表时间:
1981-01-01
影响因子:
6.3
通讯作者:
WALDORF, D
中科院分区:
文献类型:
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作者:
BIERNACKI, P;WALDORF, D