@article{Serjeant1982, author="Robert B. Serjeant", title="The interplay between tribal affinities and religious (Zaydi) authority in Yemen", year="1982", journal="al-Abhath", volume="30", number="Special Issue: State and ", pages="11-50", keyword0="Bakil", keyword1="Customary", keyword2="Hashid", keyword3="Hijrah", keyword4="Islamic", keyword5="Law", keyword6="Shaykh", type="journal" }