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Sankore

Named after the University of Sankore in Timbuktu — one of the world’s oldest centres of learning. Every figure here is computed from work-level records in our own graph, never copied from a source’s summary count.

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Coverage is partial and says so. A country appears with its research output only once its works have been swept; until then the portal shows whatever the graph happens to hold for it and labels it as exactly that.

Ratio estimator for double sampling procedure with non-response: An empirical study

2024International Journal of Basic and Applied ScienceJournalOpen access

10.35335/ijobas.v12i4.281 Full text2 citations

Authors

3 authors across 2 institutions in 1 country.

Oguagbaka, S. KFirst author
- Federal Polytechnic Oko (NG)
Okoli, O. C
- Chukwuemeka Odumegwu Ojukwu University (NG)
Aronu, C. OSenior author
- Chukwuemeka Odumegwu Ojukwu University (NG)

Fields

Assignment is probabilistic — a work belongs to several fields in proportions.

Survey Sampling and Estimation Techniqueslevel 3 · 1.00

Sources

Several sources describing one work is the point — it means the record rests on more than one authority.

openalexseen September 9, 2026
2024 · International Journal of Basic and Applied Science · 2 citations
https://openalex.org/W4398225020

Ratio estimator for double sampling procedure with non-response: An empirical study · Sankore